China National Heavy Duty Truck Group Co.,Ltd is the biggest prduction base of heavy duty truck industry in China. It is famous for developing and manufcturing the first heavy duty truck HUANGHE in China. Tractor Truck,Howo Tractor Truck Head,Tractor Truck Head,Howo Truck Head Liangshan Changhong Special Purpose Vehicle Manufacturing Co., Ltd. , https://www.chvehicles.com
2. Cryogenic pump assembly parts are not allowed to be stained with water and grease, parts must be washed with a solvent, dry and then assembly;
3. In the case of explosive gas, the motor should use vertical explosion-proof motor;
4. Pumps and piping, if not, moisture and air, when the access to low temperature liquid will freeze, so before the pump put into operation to clean up, and then with a dry nitrogen scavenge, drive away the pump Within the moisture and air, and pre-cooling;
5. Cryogenic pump inlet and suction lines should have exhaust device so that the pump before operation or operation can be ruled out in a timely manner to accumulate the gas to ensure the reliable operation of the cryogenic pump;
6. Cryogenic transport can also be used cryogenic shielding pump.
CNHTC mainly focus on various trucks R&D, producing and sales, such as special vehicles, buses, special purpose vehicles, retrofitting vehicles, engines, auto parts and special chassis etc. CNHTC supplies more than 3, 000 models of heavy duty truck, light duty truck, Urban waste residue, mining tipper, special vehicle and bus, covering a wide randge of drive mode and power. CNHTC produces the domestics advanced D10 and D12 diesel engines and generator sets; T10, T12 MT07 and MT13 natural gas engines; the internationally advanced MC11, MC13 MC07 and MC05 Euro III-V engines, ranging from 140 to 560ps; the international level series single stage reduction axle, hub reduction axle and 16.5-22.5 in. disc brake; Key assemble such as series 5, 6, 7, 8, 10, 13, 16 gear light, medium and heavy- duty single intermediate shaft and countershaft transmission, and AMT transmission etc, which form the perfect power chain consisting of the engine, pull-type clutch, transmission and driving axle. With the highest home-made factory production rate among the numerous Chinese heavy duty truck manufacturers, CNHTC effectively guarantees the after sales services and spare parts supplying over ten years, as well as providing the training platform to the end-users.
Cryogenic pump installation and use points
1. Not only the pump itself to keep cold, suction pump pipeline must also be cold measures to prevent in operation from the outside world to absorb heat, the liquid vaporization, affecting the performance of the pump;