SMC Solenoid Valve SQ1131N-5-C4-Q

08/11/2020

Correct adjustment method of opening degree of thermal expansion valve

The expansion valve is one of the four major components of the refrigeration system. It is an important device for regulating and controlling the flow and pressure of the refrigerant entering the evaporator, and it is also the "boundary line" between the high and low pressure sides.

11/03/2022

Pros and Cons of 4 Pairs of Electric Motors

According to different structures, working principles, types of operating power, and uses, electric motors can be divided into various types.

01/07/2023

What is a Color Coded Inductor Coil?

Similar to color-ring resistors, color coded inductor solenoid coils use colors to represent different numbers, which can indicate the inductance of the inductor.

06/29/2020

Several causes of compressor burning

08/13/2024

16 Common Faults and Troubleshooting Methods of Cold Storage Refrigeration Equipment

[Fault analysis] After the refrigerant leaks in the system, the cooling capacity is insufficient, the suction and discharge pressures are low, and a much larger intermittent "squeaking" airflow sound can be heard at the expansion valve than usual.

08/06/2020

Precautions for drainage problems in cold storage design

In the era of modern technology development, the combination of cold storage design and automatic control is not too much. Now it is mainly concerned with the standardization of cold storage design.

06/04/2025

Appraisal and Test Method for Water Volume of FRP Cooling Tower

To control water resources, save scarce resources, and achieve full utilization of resources, FRP cooling towers have been widely used. It has corrosion resistance, high strength, light weight,

01/08/2021

There are thousands of brands of central air-conditioning, and I love Mitsubishi Electric

When the snowflakes flew, I stood in the snow, danced with the snow, and sang with the snow, letting my soul walk freely in the crystal clear world, and quietly listening to the sound of falling snowflakes. I opened my arms and covered a few snowflakes to器2䀀
ￜ皥
䖒皦즠Ʋ㎄ᰙ㲈Ʋ
䌁皦
ᮔDž༬皧㎎ᰙЀ呄ᠾ鹨់༹皧
ࠄ
00령ꐱ댁珵뛐珵Љ
䕄ྦ￿￿뤂ᐱ뚜珵ᴴᏩ呄ᠾ퍘ᒥ鹨់ᩄꋔྦ
瑉浥巠皱㙲皦抐皱巠皱੨皦柘皱ￜ皥
ب巠皱㙲皦忈皱੨皦柘皱
즠Ʋǜ勁皦즠ƲبǜV /펔B䌁皦
ᮔDž'鱤džၜ먢䇨珵呈ᠾ뤂ᐱ⿇⬿먲僧ᐱ㥲ᐲ�僬㣢ᐲᠾ
랖僧Ӡ識�僬㣢ᐲ臆S㥲ᐲᬄğ識理艏S杴 識杴 㥲ᐲ

10/10/2024

How to Use Rotary Encoder on Arduino Board UNO

In our last article, you may have learned how to connect a rotary encoder on Arduino development board UNO.

08/14/2020

Low-voltage alarm and fault repair methods for precision air conditioners in computer rooms

The low-pressure alarm for the special air conditioner in the data center computer room is a problem we often encounter in daily maintenance. Especially often encountered in winter.