<dl class="class">
<dt id="rocketcea.cea_obj.CEA_Obj">
<em class="property">class </em><code class="sig-prename descclassname">rocketcea.cea_obj.</code><code class="sig-name descname">CEA_Obj</code><span class="sig-paren">(</span><em class="sig-param">propName=''</em>, <em class="sig-param">oxName=''</em>, <em class="sig-param">fuelName=''</em>, <em class="sig-param">useFastLookup=0</em>, <em class="sig-param">makeOutput=0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj" title="Permalink to this definition">¶</a></dt>
<dd><p>RocketCEA wraps the NASA FORTRAN CEA code to calculate Isp, cstar, and Tcomb</p>
<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.estimate_Ambient_Isp">
<code class="sig-name descname">estimate_Ambient_Isp</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em>, <em class="sig-param">Pamb=14.7</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.estimate_Ambient_Isp" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: return the tuple (IspAmb, mode)</span>
<span class="c1">#: Use throat gam to run ideal separation calculations.</span>
<span class="c1">#: mode is a string containing, UnderExpanded, OverExpanded, or Separated</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.getFrozen_IvacCstrTc">
<code class="sig-name descname">getFrozen_IvacCstrTc</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em>, <em class="sig-param">frozenAtThroat=0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.getFrozen_IvacCstrTc" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: Return the tuple (IspFrozen, Cstar, Tcomb).</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.getMRforER">
<code class="sig-name descname">getMRforER</code><span class="sig-paren">(</span><em class="sig-param">ERphi=None</em>, <em class="sig-param">ERr=None</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.getMRforER" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: return the value of mixture ratio that applies to the input equivalence ratio.</span>
<span class="c1">#: Can be ERr or ERphi (valence basis and mass basis respectively)</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_Chamber_Cp">
<code class="sig-name descname">get_Chamber_Cp</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_Chamber_Cp" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: Return the heat capacity in the chamber.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_Chamber_Density">
<code class="sig-name descname">get_Chamber_Density</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_Chamber_Density" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: Return the density in the chamber.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_Chamber_H">
<code class="sig-name descname">get_Chamber_H</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_Chamber_H" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: Return the enthalpy in the chamber.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_Chamber_MolWt_gamma">
<code class="sig-name descname">get_Chamber_MolWt_gamma</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_Chamber_MolWt_gamma" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: return the tuple (mw, gam) for the chamber</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_Chamber_SonicVel">
<code class="sig-name descname">get_Chamber_SonicVel</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_Chamber_SonicVel" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: Return the sonic velocity in the chamber.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_Cstar">
<code class="sig-name descname">get_Cstar</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_Cstar" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: return Cstar.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_Densities">
<code class="sig-name descname">get_Densities</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_Densities" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: Return a list of densities at the chamber, throat and exit.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_Enthalpies">
<code class="sig-name descname">get_Enthalpies</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_Enthalpies" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: Return a list of enthalpies at the chamber, throat and exit.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_HeatCapacities">
<code class="sig-name descname">get_HeatCapacities</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_HeatCapacities" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: Return a list of heat capacities at the chamber, throat and exit.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_Isp">
<code class="sig-name descname">get_Isp</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_Isp" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: return IspVac.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_IvacCstrTc">
<code class="sig-name descname">get_IvacCstrTc</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_IvacCstrTc" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: Return the tuple (IspVac, Cstar, Tcomb).</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_IvacCstrTc_ChmMwGam">
<code class="sig-name descname">get_IvacCstrTc_ChmMwGam</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_IvacCstrTc_ChmMwGam" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: return the tuple (IspVac, Cstar, Tcomb, mw, gam)</span>
<span class="c1">#: mw and gam apply to chamber.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_IvacCstrTc_ThtMwGam">
<code class="sig-name descname">get_IvacCstrTc_ThtMwGam</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_IvacCstrTc_ThtMwGam" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: return the tuple (IspVac, Cstar, Tcomb, mw, gam)</span>
<span class="c1">#: mw and gam apply to throat.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_IvacCstrTc_exitMwGam">
<code class="sig-name descname">get_IvacCstrTc_exitMwGam</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_IvacCstrTc_exitMwGam" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: return the tuple (IspVac, Cstar, Tcomb, mw, gam)</span>
<span class="c1">#: mw and gam apply to nozzle exit.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_MachNumber">
<code class="sig-name descname">get_MachNumber</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_MachNumber" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: return nozzle exit mach number.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_PcOvPe">
<code class="sig-name descname">get_PcOvPe</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_PcOvPe" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: return Pc / Pexit.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_SonicVelocities">
<code class="sig-name descname">get_SonicVelocities</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_SonicVelocities" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: Return a list of sonic velocities at the chamber, throat and exit.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_Tcomb">
<code class="sig-name descname">get_Tcomb</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_Tcomb" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: return Tcomb.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_Temperatures">
<code class="sig-name descname">get_Temperatures</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_Temperatures" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: Return a list of temperatures at the chamber, throat and exit.</span>
<span class="c1">#: (Note Texit is equilibrium temperature NOT Frozen temperature)</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_Throat_Isp">
<code class="sig-name descname">get_Throat_Isp</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_Throat_Isp" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: Return the IspVac for the throat.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_Throat_MolWt_gamma">
<code class="sig-name descname">get_Throat_MolWt_gamma</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_Throat_MolWt_gamma" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: return the tuple (mw, gam) for the throat</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_Throat_PcOvPe">
<code class="sig-name descname">get_Throat_PcOvPe</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_Throat_PcOvPe" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: return Pc/Pexit at throat.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_description">
<code class="sig-name descname">get_description</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_description" title="Permalink to this definition">¶</a></dt>
<dd><p>Return a string description of the propellant(s).  e.g. ‘LOX / MMH’</p>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_eps_at_PcOvPe">
<code class="sig-name descname">get_eps_at_PcOvPe</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">PcOvPe=1000.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_eps_at_PcOvPe" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: Given a Pc/Pexit, return the Area Ratio that applies.</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_eqratio">
<code class="sig-name descname">get_eqratio</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_eqratio" title="Permalink to this definition">¶</a></dt>
<dd><p>Returns BOTH ERr and ERphi (valence basis and mass basis respectively)</p>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_exit_MolWt_gamma">
<code class="sig-name descname">get_exit_MolWt_gamma</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_exit_MolWt_gamma" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: return the tuple (mw, gam) for the nozzle exit</span>
<span class="c1">#: MR is only used for ox/fuel combos.</span>
</pre></div>
</div>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.get_full_cea_output">
<code class="sig-name descname">get_full_cea_output</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em>, <em class="sig-param">frozen=0</em>, <em class="sig-param">frozenAtThroat=0</em>, <em class="sig-param">short_output=0</em>, <em class="sig-param">show_transport=1</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.get_full_cea_output" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the full output file created by CEA. Return as a string.</p>
</dd></dl>

<dl class="method">
<dt id="rocketcea.cea_obj.CEA_Obj.setupCards">
<code class="sig-name descname">setupCards</code><span class="sig-paren">(</span><em class="sig-param">Pc=100.0</em>, <em class="sig-param">MR=1.0</em>, <em class="sig-param">eps=40.0</em>, <em class="sig-param">PcOvPe=None</em>, <em class="sig-param">frozen=0</em>, <em class="sig-param">ERphi=None</em>, <em class="sig-param">ERr=None</em>, <em class="sig-param">frozenAtThroat=0</em>, <em class="sig-param">short_output=0</em>, <em class="sig-param">show_transport=0</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.CEA_Obj.setupCards" title="Permalink to this definition">¶</a></dt>
<dd><p>Set up card deck and call CEA FORTRAN code.:</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: if PcOvPe has a value, use it instead of eps to run case</span>
<span class="c1">#: ERphi = Equivalence ratios in terms of fuel-to-oxidant weight ratios.</span>
<span class="c1">#: ERr = Chemical equivalence ratios in terms of valences.</span>
</pre></div>
</div>
</dd></dl>

</dd></dl>

<dl class="function">
<dt id="rocketcea.cea_obj.add_new_card">
<code class="sig-prename descclassname">rocketcea.cea_obj.</code><code class="sig-name descname">add_new_card</code><span class="sig-paren">(</span><em class="sig-param">name</em>, <em class="sig-param">card_str</em>, <em class="sig-param">propD</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.add_new_card" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: Add or Replace a propellant.</span>
<span class="c1">#: name = string name (e.g. oxName, fuelName or propName)</span>
<span class="c1">#: card_str = a single multiline string containing CEA input card for new propellant</span>
<span class="c1">#: propD = dictionary to receive new propellant (e.g. oxCards, fuelCards or propCards)</span>
</pre></div>
</div>
</dd></dl>

<dl class="function">
<dt id="rocketcea.cea_obj.add_new_fuel">
<code class="sig-prename descclassname">rocketcea.cea_obj.</code><code class="sig-name descname">add_new_fuel</code><span class="sig-paren">(</span><em class="sig-param">name</em>, <em class="sig-param">card_str</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.add_new_fuel" title="Permalink to this definition">¶</a></dt>
<dd><p>Add a new Fuel Card</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.cea_obj.add_new_oxidizer">
<code class="sig-prename descclassname">rocketcea.cea_obj.</code><code class="sig-name descname">add_new_oxidizer</code><span class="sig-paren">(</span><em class="sig-param">name</em>, <em class="sig-param">card_str</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.add_new_oxidizer" title="Permalink to this definition">¶</a></dt>
<dd><p>Add a new Oxidizer Card</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.cea_obj.add_new_propellant">
<code class="sig-prename descclassname">rocketcea.cea_obj.</code><code class="sig-name descname">add_new_propellant</code><span class="sig-paren">(</span><em class="sig-param">name</em>, <em class="sig-param">card_str</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.add_new_propellant" title="Permalink to this definition">¶</a></dt>
<dd><p>Add a new Propellant Card</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.cea_obj.getCacheDict">
<code class="sig-prename descclassname">rocketcea.cea_obj.</code><code class="sig-name descname">getCacheDict</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.getCacheDict" title="Permalink to this definition">¶</a></dt>
<dd><p>Returns internal cache of previously called calculations.</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.cea_obj.print_py_cea_vars">
<code class="sig-prename descclassname">rocketcea.cea_obj.</code><code class="sig-name descname">print_py_cea_vars</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.print_py_cea_vars" title="Permalink to this definition">¶</a></dt>
<dd><p>Print all the interface variables to the FORTRAN pyd file.
Normally used for debugging or verifying FORTRAN internal values.</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.cea_obj.set_py_cea_line">
<code class="sig-prename descclassname">rocketcea.cea_obj.</code><code class="sig-name descname">set_py_cea_line</code><span class="sig-paren">(</span><em class="sig-param">N</em>, <em class="sig-param">line</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.cea_obj.set_py_cea_line" title="Permalink to this definition">¶</a></dt>
<dd><p>make sure that trailing blanks are on added lines</p>
</dd></dl>

<span class="target" id="module-rocketcea.blends"></span><p>Handle propellant blends.  Make new input cards for various ox and fuel blends.</p>
<dl class="function">
<dt id="rocketcea.blends.addFLOX_Blend">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">addFLOX_Blend</code><span class="sig-paren">(</span><em class="sig-param">oxName</em>, <em class="sig-param">cea_deck</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.addFLOX_Blend" title="Permalink to this definition">¶</a></dt>
<dd><p>Add new add FLOX oxidizer to the CEA_Obj.cea_deck
FLOX70, for example, represents 70% F2 and 30% LOX</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.addHYD_AmmoniaBlend">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">addHYD_AmmoniaBlend</code><span class="sig-paren">(</span><em class="sig-param">name</em>, <em class="sig-param">cea_deck</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.addHYD_AmmoniaBlend" title="Permalink to this definition">¶</a></dt>
<dd><p>Add new N2H4 + undissociated Ammonia (UA) Blend to the CEA_Obj.cea_deck.
Use name like “HYD30” to represent hydrazine with 30% dissociated ammonia.</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.addMMH_N2H4_Blend">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">addMMH_N2H4_Blend</code><span class="sig-paren">(</span><em class="sig-param">fuelName</em>, <em class="sig-param">cea_deck</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.addMMH_N2H4_Blend" title="Permalink to this definition">¶</a></dt>
<dd><p>Add new MMH + N2H4 Blend to the CEA_Obj.cea_deck
Use name like M10 to represent 10% MMH and 90% N2H4</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.addMON_Blend">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">addMON_Blend</code><span class="sig-paren">(</span><em class="sig-param">oxName</em>, <em class="sig-param">cea_deck</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.addMON_Blend" title="Permalink to this definition">¶</a></dt>
<dd><p>Add new MON oxidizer Blend to the CEA_Obj.cea_deck
MON15 and MON25 are in standard deck, however can make MON20, MON30 etc. “on-the-fly”</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.addPeroxideBlend">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">addPeroxideBlend</code><span class="sig-paren">(</span><em class="sig-param">oxName</em>, <em class="sig-param">cea_deck</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.addPeroxideBlend" title="Permalink to this definition">¶</a></dt>
<dd><p>Add new Peroxide Blend to the CEA_Obj.cea_deck.
Use name like Peroxide95 to represent 95% Peroxide and 5% water.</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.all_in_dict">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">all_in_dict</code><span class="sig-paren">(</span><em class="sig-param">nameL</em>, <em class="sig-param">D</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.all_in_dict" title="Permalink to this definition">¶</a></dt>
<dd><p>If all members of nameL are keys in D, then return True, otherwise False.</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.getFloatTokenFromCards">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">getFloatTokenFromCards</code><span class="sig-paren">(</span><em class="sig-param">cardL</em>, <em class="sig-param">token='t(k)'</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.getFloatTokenFromCards" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the float value of the desired token. (e.g. ‘t(k)’ )</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.getFuelHfCalPerMole">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">getFuelHfCalPerMole</code><span class="sig-paren">(</span><em class="sig-param">name</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.getFuelHfCalPerMole" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the fuel float value of the reference temperature ‘h,cal’</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.getFuelRefTempDegK">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">getFuelRefTempDegK</code><span class="sig-paren">(</span><em class="sig-param">name</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.getFuelRefTempDegK" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the fuel float value of the reference temperature ‘t(k)’</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.getOxHfCalPerMole">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">getOxHfCalPerMole</code><span class="sig-paren">(</span><em class="sig-param">name</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.getOxHfCalPerMole" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the ox float value of the reference temperature ‘h,cal’</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.getOxRefTempDegK">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">getOxRefTempDegK</code><span class="sig-paren">(</span><em class="sig-param">name</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.getOxRefTempDegK" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the oxidizer float value of the reference temperature ‘t(k)’</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.getPropHfCalPerMole">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">getPropHfCalPerMole</code><span class="sig-paren">(</span><em class="sig-param">name</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.getPropHfCalPerMole" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the propellant float value of the reference temperature ‘h,cal’</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.getPropRefTempDegK">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">getPropRefTempDegK</code><span class="sig-paren">(</span><em class="sig-param">name</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.getPropRefTempDegK" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the propellant float value of the reference temperature ‘t(k)’</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.get_propellant_name">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">get_propellant_name</code><span class="sig-paren">(</span><em class="sig-param">Name=None</em>, <em class="sig-param">PcentL=None</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.get_propellant_name" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#: Return the name of the blend defined by &quot;Name&quot;. (string or list of strings)</span>
<span class="c1">#: Might be a defined blend such as MON25 or FLOX80.</span>
<span class="c1">#: Might be in the library such as &quot;MMH&quot; or &quot;CLF5&quot;</span>
<span class="c1">#: Might need to create a long name from percentages Name=[&quot;N2H4&quot;,&quot;NH3&quot;], PcentL=[90,10]</span>
<span class="c1">#:   (if new name, add card to oxCards, fuelCards or propCards)</span>
</pre></div>
</div>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.giveCardMassPercent">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">giveCardMassPercent</code><span class="sig-paren">(</span><em class="sig-param">card</em>, <em class="sig-param">fuelPcent</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.giveCardMassPercent" title="Permalink to this definition">¶</a></dt>
<dd><p>set the value of mass percentage (wt%) on propellant card.</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.giveCardNewHfAndTref">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">giveCardNewHfAndTref</code><span class="sig-paren">(</span><em class="sig-param">card</em>, <em class="sig-param">newHfCalPerMole</em>, <em class="sig-param">newTrefDegR</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.giveCardNewHfAndTref" title="Permalink to this definition">¶</a></dt>
<dd><p>Change the values of “h,cal” and “t(k)” on propellant cards.</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.isAPeroxide_Blend">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">isAPeroxide_Blend</code><span class="sig-paren">(</span><em class="sig-param">name</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.isAPeroxide_Blend" title="Permalink to this definition">¶</a></dt>
<dd><p>check if name is for a blend of peroxide and water.
Peroxide98 and Peroxide90 are in standard deck, however can make Peroxide95 etc. “on-the-fly”</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.isAnMMH_N2H4_Blend">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">isAnMMH_N2H4_Blend</code><span class="sig-paren">(</span><em class="sig-param">name</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.isAnMMH_N2H4_Blend" title="Permalink to this definition">¶</a></dt>
<dd><p>check if name is for a blend of MMH + N2H4
M20 is in standard deck, however can make M10, M30 etc. “on-the-fly”</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.isFLOX_Ox_Blend">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">isFLOX_Ox_Blend</code><span class="sig-paren">(</span><em class="sig-param">name</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.isFLOX_Ox_Blend" title="Permalink to this definition">¶</a></dt>
<dd><p>check for FLOX oxidizer (e.g. FLOX70 or FLOX82.5)
No FLOX blends are in standard deck, however can make FLOX70, FLOX82.5 etc. “on-the-fly”</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.isMON_Ox_Blend">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">isMON_Ox_Blend</code><span class="sig-paren">(</span><em class="sig-param">name</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.isMON_Ox_Blend" title="Permalink to this definition">¶</a></dt>
<dd><p>check for MON oxidizer (MON1 to MON40)  48% is theoretical max
MON15 and MON25 are in standard deck, however can make MON20, MON30 etc. “on-the-fly”</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.is_HYD_Ammonia_Blend">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">is_HYD_Ammonia_Blend</code><span class="sig-paren">(</span><em class="sig-param">name</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.is_HYD_Ammonia_Blend" title="Permalink to this definition">¶</a></dt>
<dd><p>check if name is for a blend of N2H4 and undissociated Ammonia (UA)
HYD40 is in standard deck, however can make HYD30, HYD50 etc. “on-the-fly”</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.makeCardForNewTemperature">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">makeCardForNewTemperature</code><span class="sig-paren">(</span><em class="sig-param">ceaName='CH4'</em>, <em class="sig-param">newTdegR=536.0</em>, <em class="sig-param">CpAve=0.791</em>, <em class="sig-param">MolWt=16.04</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.makeCardForNewTemperature" title="Permalink to this definition">¶</a></dt>
<dd><p>Create a new propellant card that reflects a change in temperature of the propellant
from the original reference temperature on the original card to the new input value
of temperature, newTdegR.</p>
<p>CpAve = BTU/lbm degR</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.newFuelBlend">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">newFuelBlend</code><span class="sig-paren">(</span><em class="sig-param">fuelL=None</em>, <em class="sig-param">fuelPcentL=None</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.newFuelBlend" title="Permalink to this definition">¶</a></dt>
<dd><p>create fuel blends such as M20  given the fuel names and weight percentages.
e.g. fuelL=[“MMH”,”N2H4”], fuelPcentL=[20,80]</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.newFuelWithNewState">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">newFuelWithNewState</code><span class="sig-paren">(</span><em class="sig-param">name</em>, <em class="sig-param">newHfCalPerMole</em>, <em class="sig-param">newTrefDegR</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.newFuelWithNewState" title="Permalink to this definition">¶</a></dt>
<dd><p>Take name as it exists in fuelCards and change Hf and Tref to be
the input values newHfCalPerMole and newTrefDegR</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.newOxBlend">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">newOxBlend</code><span class="sig-paren">(</span><em class="sig-param">oxL=None</em>, <em class="sig-param">oxPcentL=None</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.newOxBlend" title="Permalink to this definition">¶</a></dt>
<dd><p>create ox blends such as MON25 given the oxidizer names and weight percentages.
e.g. oxL=[“N2O4”,”N2O3”], oxPcentL=[36.67,63.33]</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.newOxWithNewState">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">newOxWithNewState</code><span class="sig-paren">(</span><em class="sig-param">name</em>, <em class="sig-param">newHfCalPerMole</em>, <em class="sig-param">newTrefDegR</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.newOxWithNewState" title="Permalink to this definition">¶</a></dt>
<dd><p>Take name as it exists in oxCards and change Hf and Tref to be
the input values newHfCalPerMole and newTrefDegR</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.newPropWithNewState">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">newPropWithNewState</code><span class="sig-paren">(</span><em class="sig-param">cardDict</em>, <em class="sig-param">name</em>, <em class="sig-param">newHfCalPerMole</em>, <em class="sig-param">newTrefDegR</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.newPropWithNewState" title="Permalink to this definition">¶</a></dt>
<dd><p>Take name as it exists in fuelCards or oxCards and change Hf and Tref to be
the input values newHfCalPerMole and newTrefDegR</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.renamePropIfNewHfOrTrefInName">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">renamePropIfNewHfOrTrefInName</code><span class="sig-paren">(</span><em class="sig-param">cardDict</em>, <em class="sig-param">name</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.renamePropIfNewHfOrTrefInName" title="Permalink to this definition">¶</a></dt>
<dd><p>Look for “h,cal OR “t(k)”” in name.
If present, then create new modified name and create new
card in cardDict if necessary</p>
<p>for example to tweak LH2 run might look like:
“LH2 h,cal=-2155.0  t(k)=21.0”</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.tightenUpEquals">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">tightenUpEquals</code><span class="sig-paren">(</span><em class="sig-param">card</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.tightenUpEquals" title="Permalink to this definition">¶</a></dt>
<dd><p>make sure there’s no spaces around equal signs.</p>
</dd></dl>

<dl class="function">
<dt id="rocketcea.blends.turnCardsIntoTokenL">
<code class="sig-prename descclassname">rocketcea.blends.</code><code class="sig-name descname">turnCardsIntoTokenL</code><span class="sig-paren">(</span><em class="sig-param">cardL</em><span class="sig-paren">)</span><a class="headerlink" href="#rocketcea.blends.turnCardsIntoTokenL" title="Permalink to this definition">¶</a></dt>
<dd><p>turn the card list into one long list of tokens</p>
</dd></dl>