public function calculateLam(Switches $switch, $pcbID = -1)
{
$base = $this->getSwitchTypeValue($switch->getSwitchType());
$sEnv = $switch->getEnvironment();
$piE = $this->systemService->getPiE(141, $sEnv);
$stress = $switch->getOperatingCurrent() / $switch->getRatedResistiveCurrent();
$load = $switch->getLoadType();
switch ($load) {
case 'Resistive':
$piL = exp(pow($stress / 0.8, 2));
break;
case 'Inductive':
$piL = exp(pow($stress / 0.4, 2));
break;
case 'Lamp':
$piL = exp(pow($stress / 0.2, 2));
break;
case 'Worstcase':
$piL = exp(pow($stress / 0.2, 2));
break;
}
$typeS = $switch->getSwitchType();
if ($typeS == 'Pushbutton' || $typeS == 'Toggle') {
$piC = pow($switch->getContactCnt(), 0.33);
} else {
$piC = 1;
}
$qual = $switch->getQuality();
if ($qual == 'MIL-SPEC') {
$piQ = 1;
} else {
$piQ = 2;
}
$lambda = $base * $piL * $piC * $piQ * $piE * pow(10, -6);
return $lambda;
}
/**
* @Route("/newSwitch", name="newSwitch")
* @Template()
*/
public function newSwitchAction()
{
$post = $this->get('request')->request;
$id = $post->get('id');
$formData = $post->get('formData');
$objF = json_decode($formData);
$obj = $objF->switchForm;
$switch = new Switches();
$switch->setParams($obj);
$service = $this->get('ikaros_switchService');
$lambda = $service->calculateLam($switch);
$serviceParts = $this->get('ikaros_partService');
$e = $serviceParts->setLams($lambda, $switch, $id);
if ($e != "") {
return new Response(json_encode(array('e' => $e)), 400, array('Content-Type' => 'application/json; charset=utf-8'));
}
return new Response(json_encode(array('Label' => $switch->getLabel(), 'Lam' => $switch->getLam(), 'SwitchType' => $switch->getSwitchType(), 'Quality' => $switch->getQuality(), 'Environment' => $switch->getEnvironment(), 'LoadType' => $switch->getLoadType(), 'ContactCnt' => $switch->getContactCnt(), 'OperatingCurrent' => $switch->getOperatingCurrent(), 'RatedResistiveCurrent' => $switch->getRatedResistiveCurrent(), 'idP' => $switch->getIDPart())), 200, array('Content-Type' => 'application/json; charset=utf-8'));
}
