| 摘要 |
The present invention relates to a calibrator for testing and recalibration of emission systems such as continuous emission systems and/or automated measuring system. The system comprises a delivery device which is arranged to deliver a test gas and/or vapour to a gas analyser. The system comprises a heater arrangement to effect evaporation of a liquid to provide the vapour, a liquid delivery system arranged to supply liquid to the heater arrangement, a test gas delivery system arranged to deliver text gas to the delivery device, and a controller for controlling the heater, liquid delivery system, evaporator and test gas delivery system. A connector beneficially connects a conduit for transporting a liquid to the gas analyser and the connector includes a nozzle having a heater arrangement. |
