LIROJY Sensor LTJ-3V3-SQ

06/14/2020

New Live with Cargo Race Track-How does Cold Chain Logistics build a Minsheng Bridge

New Live with Cargo Race Track-How does Cold Chain Logistics build a Minsheng Bridge Sudden epidemic, making fresh electricity providers bursting again, cold chain logistics also ushered in the explosive growth.

03/02/2021

Related technical terms

1.Positioning or residual torque: when there is no current passing through the winding, the torque required to make the output shaft of the motor rotate. 2.Driver: an electrical control device used to run the stepping motor. This includes power supply, logic programmer, switching element and a variable frequency pulse source which determines the step rate. 3.Dynamic torque: the torque produced by the motor at a certain step rate. The dynamic torque can be expressed by PULL IN torque or PULL OUT torque.

09/03/2020

Commonly used selection marks for compressor lubricants

1) Air-cooled piston shaft output power <20kW, select 32, 46, 100 (ambient temperature <-10 ℃ optional 32) DAA, DAB, DAC air compressor oil;

07/23/2020

The influence of capillary tube length on refrigeration system parameters and troubleshooting

The capillary tube generally refers to a slender copper tube with an inner diameter of 0.4~2.0mm. As the throttling mechanism of the refrigeration system, the capillary tube is the simplest one. Because of its low price and flexible selection, it is widely used in small refrigeration devices.

08/12/2020

What is the phenomenon of a broken car drying tank Maintenance of the drying tank

When you are repairing the car air conditioner, you don’t know what happens when the car drying tank is broken. The following okmarts.com editor will take you to understand the common faults of the drying tank and teach you how to repair the car air condi¨ﰨ2䀀湠疨V

09/01/2020

Please don't let the air compressor displacement become a key word!

For most unprofessional air compressor users, the standard for judging the energy efficiency of an air compressor is often to compare the exhaust volume data calibrated on the nameplate of the same air compressor. In fact, this is a serious misunderstanding!

09/09/2020

Introduction to the development momentum and types of medium and high pressure screw air compressors

Screw air compressors have basically replaced other types of air compressors in the low pressure field. Also in the low-pressure field, as compared to special gas compressors, screw air compressors have gradually shifted from tentative intervention to a trend of big steps.

07/17/2020

How to tell the authenticity of Emerson semi-closed Copeland compressor

How to tell the authenticity of Emerson semi-closed Copeland compressor In the market, there are customers who reflect that they are buying fake Emerson semi-closed Copeland compressors. Here, in order to allow customers to better identify the authenticity of Emerson semi-closed Copeland compressors, they freeze in Emerson Environmental Optimization Technology (Shenyang) Machinery Co., Ltd.

10/14/2025

Differences between a Contactor and a Relay

The contactor and the relay are all control devices used in electric circuit. But they cannot replace each other. The followings are the main differences between the two.

06/29/2020

What is the cause of compressor pipeline vibration