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27
jul
The advantages of copper wire motor – Decent Machinery
Copper has one of the highest electrical conductivity rates among metals, which allows it to be soldered with ease. It also makes it possible for smaller conductors to be used to transmit power loads. Smaller conductors are easier to transport and install, and they... read more
23
ene
(English) What is usually on the ceiling of a mall?
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11
oct
(English) What’s the function of central sprayer nozzles?
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25
oct
(English) How about the function section of AHU?
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21
mar
What is the Fan Characteristics Curve ?
Fan Characteristic Curve stands for the relationship between volumetric flow rate and the pressure drop across the fan (static pressure), which is described by the fan characteristic curve. It is usually provided by the fan manufacturer. Below table shows a characteristic curve for a common... read more
21
abr
(English) Is there an exact way to solve the misty construction site?
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26
sep
(English) Do you know how to choose the suitable chiller?
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28
abr
(English) How does an efficient dust removal fog cannon achieve large-area dust reduction treatment?
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27
jul
Belt Drive vs Direct Drive
Direct Drive is more typical on smaller blowers and generally offers lower cost, fewer components to assemble, greater efficiency (no drive losses), reduced maintenance (no separate bearings or belts) and greater reliability. Belt Drive offers greater flexibility in matching airflow requirements when equipped with a variable pitch... read more
28
jul
MOTOR POLES & RPM & HZ
The speed a synchronous motor will run can be determined by the number of poles of the motor and the frequency of the electrical service using the formula: RPM = Hz* (2 / poles) * 60 where RPM = shaft rotation speed or revolutions per minute Hz =... read more