2021-11-29 1197
1. First, observe whether the indication values of the four small meters in the if cabinet are normal. The rectifier operated voltmeter is 30V, the rectifier pulse ammeter is 130 ~ 150mA, the inverter operated voltmeter is 12V, and the inverter pulse ammeter is 100 ~ 120mA. If the value is withi
2021-11-29 1148
1. Regularly remove the dust in the power cabinetIn particular, the outside of the thyristor core shall be wiped clean with alcohol. The frequency conversion equipment in operation generally has a machine room, but the actual working environment is not ideal. In the smelting and forging proc
2021-11-29 1053
In order to ensure the uninterrupted operation of the electromagnetic heating controller, it is necessary to protect and maintain it regularly:1. Always add lubricant to the movable part of the electromagnetic brake.2. Check the length of armature stroke regularly. During the operation o
2021-11-29 1077
What is the cause of abnormal start of medium frequency electric furnace?Lack of phase of rectifier: the fault is that the sound is abnormal during operation, the larger output voltage rises below the rated value, and the abnormal noise announced by the power cabinet is becoming larger and l
2021-11-29 963
1: Check whether the circuit and water circuit of sintering furnace are normal, such as normal power on and water supply.2: Open the mechanical pump, slowly open the pre pumping valve after 30 seconds, and open the front stage valve after 1 minute.3: When the vacuum degree reaches below
2021-11-29 974
Compared with traditional equipment, medium frequency electric furnace has the characteristics of domestic leading in energy saving rate, small impact on power grid, high melting efficiency, uniform solution temperature, small oxidation loss, uniform metal composition, simple temperature control
2021-11-29 959
Vacuum sintering furnace is a furnace for maintenance sintering of heated items in vacuum environment. There are many heating methods, such as resistance heating, induction heating, microwave heating, etc. Vacuum induction furnace is a furnace that uses induction heating to sinter heated items f
2021-11-29 975
First, it can add the amount of flue gas, change the distribution of radiant and convective heat, add the heat absorption proportion of heating surface with convective characteristics such as superheater and reheater, and reduce the heat absorption proportion of evaporation surface, which is ben
2021-11-29 951
1. The circular bottom furnace and reasonable incinerator configuration are selected, with strong furnace gas circulation, uniform furnace temperature and no partial overheating and overburning, so as to improve product quality and extend the service life of the furnace.2. Selection of shaft
2021-11-29 916
Lithium battery negative electrode material sintering furnace, push plate furnace, lithium iron phosphate push plate furnace, lithium manganate push plate furnace and nitrogen protection push plate furnace are mainly used for batch sintering of graphite negative electrode material and lithium ir