A filter assembly for an active field polarized media air cleaner includes a conductive screen that conducts a high voltage therethrough, a probe that delivers voltage to the conductive screen, and a conductive patch adhered to the conductive screen. The probe delivers the high voltage to the conductive screen through the conductive patch.

A filter assembly for an active field polarized media air cleaner includes a conductive screen that conducts a high voltage therethrough, a probe that delivers voltage to the conductive screen, and a conductive patch adhered to the conductive screen. The probe delivers the high voltage to the conductive screen through the conductive patch.

Disclosed is an engine exhaust dust removing system and method. The engine exhaust dust removing system involves an exhaust dust removing system inlet, an exhaust dust removing system outlet and an exhaust electric field device. The engine exhaust dust removing system has a good dust removing effect, and can effectively remove particulate matter from engine exhaust gas.

The present invention relates to an electric precipitator which adsorbs and filters fine dust included in air from air conditioning apparatuses such as an air conditioner or an air purification apparatus, wherein an electric charging part and a precipitating part to which high voltage is applied do not adversely affect each other and may increase precipitation efficiency.

The present invention relates to an electric precipitator which adsorbs and filters fine dust included in air from air conditioning apparatuses such as an air conditioner or an air purification apparatus, wherein an electric charging part and a precipitating part to which high voltage is applied do not adversely affect each other and may increase precipitation efficiency.

An apparatus and test method for simulating spark discharge of a high-voltage electrostatic precipitator are provided. The simulation apparatus includes a pulse power supply configured to provide a test voltage, an anode cylinder configured to simulate an anode of a precipitator, a cathode rod configured to simulate a cathode of the precipitator, a pulse capacitor unit configured to simulate an electrode capacitor of the precipitator, an insulating support configured to hang the cathode rod, a voltage divider configured to measure an electrode voltage, and a grounded current sampling unit configured to measure grounded current. The simulation apparatus simulates a discharge process of the high-voltage electrostatic precipitator to measure discharge characteristic parameters such as discharge current and discharge energy of the high-voltage electrostatic precipitator. In this way, characteristics of spark discharge of the precipitator under different load conditions are simulated.

An apparatus and test method for simulating spark discharge of a high-voltage electrostatic precipitator are provided. The simulation apparatus includes a pulse power supply configured to provide a test voltage, an anode cylinder configured to simulate an anode of a precipitator, a cathode rod configured to simulate a cathode of the precipitator, a pulse capacitor unit configured to simulate an electrode capacitor of the precipitator, an insulating support configured to hang the cathode rod, a voltage divider configured to measure an electrode voltage, and a grounded current sampling unit configured to measure grounded current. The simulation apparatus simulates a discharge process of the high-voltage electrostatic precipitator to measure discharge characteristic parameters such as discharge current and discharge energy of the high-voltage electrostatic precipitator. In this way, characteristics of spark discharge of the precipitator under different load conditions are simulated.

The electro-coalescer includes: a fluid inlet; a fluid outlet; a power source; and one or more pipes fluidly connecting the inlet and the outlet, each pipe having an electrode disposed therethrough. The electrodes are coupled to the power source. The pipes are configured to connect to an electrical ground and an electric field is generated between the electrode and the pipe through which it is disposed. An internal surface of each of the one or more pipes is configured to induce turbulence in a fluid flowing through the pipes.

The electro-coalescer includes: a fluid inlet; a fluid outlet; a power source; and one or more pipes fluidly connecting the inlet and the outlet, each pipe having an electrode disposed therethrough. The electrodes are coupled to the power source. The pipes are configured to connect to an electrical ground and an electric field is generated between the electrode and the pipe through which it is disposed. An internal surface of each of the one or more pipes is configured to induce turbulence in a fluid flowing through the pipes.

A dust removal method for engine exhaust gas includes the steps of using an exhaust gas ionization dust removal electric field to gather particles in the exhaust gas, and using same to charge an exhaust gas electret element (205). The exhaust gas electret element (205) is close to or is provided at an outlet of an exhaust gas electric field device (1021). The dust removal method for engine exhaust gas can efficiently treat the engine exhaust gas and exhaust gas emissions.