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08/04/2020
The advantages and disadvantages of the fluorine system and the water system are compared!
The advantages and disadvantages of the fluorine system and the water system are compared! Central air-conditioning is mainly divided into two categories: fluorine system and water system, both of which are connected to multiple indoor units by one outdoor unit,
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08/09/2020
Rosemount 3144P temperature transmitter FF fieldbus manual!
power supply Rosemount temperature transmitter FOUNDAIION fieldbus uses standard fieldbus power supply. The operating voltage of the transmitter is 9 to 32Vdc with a maximum of 11 mA. The rated voltage at the transmitter end is 42.4V dc, Wiring diagram
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08/24/2020
The principle of dehumidification is very different from dehumidifiers and air conditioners
Spring and summer are always humid and humid seasons in the south, especially in the rainy season. The whole house feels moldy. In the north, house-type problems can easily cause some rooms to be humid.
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08/11/2020
How to check the air tightness of refrigeration equipment correctly
The refrigeration equipment is kept under a proper vacuum for a certain period of time. Whether the reading of the vacuum pressure gauge changes to reflect and observe whether the air penetrates into the system to check the sealing performance of the system.
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07/14/2022
Common Types of Air Compressor
There are two methods of achieving air compression: positive and dynamic displacement. Each method has several sub-categories which we cover below.
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10/30/2023
Understanding Split System Air Conditioners: Definition, Workings, Pros, Types and More
When it comes to cooling your home or office, split system air conditioners have become increasingly popular. These systems offer efficient and effective cooling while providing comfort and control.
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08/07/2020
Common physical and chemical methods for removing scale in condensers in chillers
The water chiller is prone to scale formation in the condenser pipe after long-term use. If it is not treated in time, these scales will affect the heat exchange effect and cause the condensing temperature of the unit to increase
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07/31/2020
How should centralized air conditioners be used during epidemic prevention and control
Before using the centralized air-conditioning ventilation system, you should understand the type of the centralized air-conditioning ventilation system, the air supply range, and the air intake of the fresh air
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09/22/2020
Discussion on Calculation Method of Surge Line of Rich Gas Compressor
1 Introduction The catalytic cracking rich gas compressor is a kind of compressor, which is very representative. For this reason, the catalytic cracking rich gas compressor is taken as an example to discuss the calculation method of the surge line of the rich gas compressor control system.
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01/02/2021
Variable-speed technology has become an essential component in the effort to improve HVAC equipment efficiency.
Variable-speed technology has become an essential component in the effort to improve HVAC equipment efficiency. The term “variable-speed” applies to two different components in an air conditioning or heat pump system: the blower motor and the compressor. 器2 䀀 ᅵ皥 䖒皦즠Ʋ煔क़ 㲈Ʋ 䌁皦 ᮔDž༬皧煞क़Ѐ 呄ᠾ鹨់༹皧 ࠄ 00령ꐱ댁珵뛐珵Љ 䕄ྦ 뤂ᐱ뚜珵 ᴴᏩ呄ᠾ퍘ᒥ 鹨់ᩄ ꋔྦ 瑉浥 巠皱㙲皦抐皱