A.The cost of the air-conditioning device is very low.B.The working principle of the system is simple.C.Minimal amount of energy is needed.D.Only natural resources can be made use of. 相关知识点: 试题来源: 解析 C [解析]事实细节题。文章第三段第二句指出“The system’s big advantage is...
Fresh Air Ventilator Ductless ERVs Heat energy recovery ventilator Air Handling Unit Rotary Heat Exchanger Air to Air Heat Exchanger Find Similar Products By Category Supplier Homepage Products Ductless ERVs Others Ductless ERVs Holtop Home A...
(using considerably more electricity than the average Mexican household), you’ll be paying roughly what you would pay in a similar climate in the States. Running a space heater or air conditioning can raise costs to several multiples of what the cost per kilowatt hour would be at the lowest...
Air conditioning is something that can truly impact how much you enjoy your home during the warmer months of the year. How much your air conditioning unit will cost to install depends largely on the size and type of A/C you want, as different systems cost a range of prices. The ...
Air-conditioning systemsoperation and maintenance costAnnual operation and maintenance (O&M) cost is an important aspect in selection of an air-condiiong (A/C system, Inspite of the obvious advantages of an A/C system with water-cooled condenser (WC) in Kuwait, ove the one with an air-...
aAir conditioning has made year-round operation possible for many groups that formerly had an enforced summer hiatus,and the jet airplane has speeded tours and decreased the cost of travel. 空调使全年操作成为可能为以前有一个被强制执行的夏天间隙的许多小组,并且喷气机飞机加速了游览并且减少了旅行的费...
A solid state control circuit operative for connection to existing low- voltage thermostat terminals of a central, forced-air, air- conditioning system having a compressor and an indoor blower (referred to herein as a "fan") and gas-fired or electrical heating elements. Automatic means is provid...
*Disclaimer:Actual costs will vary depending on weather conditions and usage. This information is intended for comparison purposes only. This calculator should not be used to determine the size of a new HVAC unit, it is intended for cost comparison purposes only. ...
aThe most important and cost effective element of an efficient heating, ventilating, and air conditioning (HVAC) system is a well insulated building. A more efficient building requires less heat generating or dissipating power, but may require more ventilation capacity to expel polluted indoor air. ...
Type Air Conditioning Accessories Usage Room, Energy Recovery Ventilation Indoor Machine Noise 24-35dB China Energy Efficiency Standard Level 1 Power Source Electrical Power Type DC Condition New Application Living Room, Holtel Room, Office, Gym, Bar, etc ...