Design and Analysis of Office Air Conditioning System of Distributed Independent Air Supplying

2010 ◽  
Vol 42 ◽  
pp. 461-465
Author(s):  
Xu Yu ◽  
Biao Yuan

Aimed at the problem of huge energy consumption of traditional office air conditioning units, this paper has put forward a new energy-saving and high-efficient office air-conditioning system for centralized work place which is independent in air supplying and can supply cooling or heat on demand and has adopted intelligent control. The paper introduced the structure and working principles of the new air conditioning system, for example, the innovative distributed air supplying system, the frequency-converting air conditioning technology and intelligent control system. The paper also analyzed the advantages of performance, and the new air conditioning system is more energy-saving and comfortable compared with the traditional air conditioning system.

2013 ◽  
Vol 325-326 ◽  
pp. 1162-1165
Author(s):  
Jie Ming Ding ◽  
Zhen Zhong Li ◽  
Wei Bo Li ◽  
Pin He ◽  
Yang He

Combined wireless sensor network technology (WSN) and infrared control technology this paper designs an intelligent control system for split air conditioner (ACSS). The system adopts the SimpliciTI protocol and a highly integrated chipset, CC1110, as wireless sensing node, which it has high efficiency and lower power. The intelligent remote control unit of the system is capable of signal conversion, wireless communication as well as infrared control ability. In order to suit different air conditioners, the system establishes a control code library by learning a variety of air-conditioning infrared control signals. The control parameters optimized by the system server are transmitted to the intelligent terminal and then fires the infrared control signal to the air conditioner. Therefore, the system achieves the purpose of the remote intelligent controlling.


Author(s):  
Ivan Mijailović ◽  
Slobodan Radojkovic

Artworks on paper include manuscripts, prints, drawings, collages, and paintings on paper. Their preservation requires strict values of microclimate parameters, in particular temperature, humidity, radiation and illumination. Maintenance of these parameters in exhibition spaces and storages is of vital importance for collection integrity. Paper as an art medium is particularly sensitive to these factors. Employment of HVAC (Heating, Ventilating and Air Conditioning) system is recommended in order to avoid unwanted fluctuations in microclimate conditions. Intelligent control system should be used for data acquisition and activation of HVAC system when needed. In that way, the live span of these sensitive artworks can be extended and preserved for future generations.


2013 ◽  
Vol 312 ◽  
pp. 690-693
Author(s):  
Yu Mei Liao

The development of intelligent control system based on environmental parameters tobacco redrying. The use of the FNN neural network to determine the temperature and humidity of the air conditioning units running time, on this basis, the paper presents an improved network of four framework structure. The model has a simple calculation; each layer of the network the derivation are obvious physical meaning, stability control safety and energy conservation in the actual operation.


2014 ◽  
Vol 705 ◽  
pp. 350-354
Author(s):  
Zhen Hai Zhang ◽  
Wang Fa Zhou

Aiming at the energy waste problem in the modern hotel, hotel intelligent control system applied the PAC, internet communication, touch screen and on-scene communication technology, combined with human-based management mode. Practices substantiate that the system is safe and reliable, presenting good man-machine interactivity, reducing the energy consumption and costs, improving the market competitiveness of the hotel.Modern hotel should the clean production, energy resources’ saving, which is also an important step of environment protection that has been repeatedly asserted. Hotel is a typical representative as for energy consumption. It is estimated that the power consumption in a medium-sized (300 rooms) star hotel open for business, runs up to 500 to 700 KWH annually [1]. Therefore, it is of great significance to promote energy conservation in hotel. "Intelligent hotel energy conservation and environmental protection control system" is built around the concept of energy-saving and consumption reducing. Meanwhile, it surrounds three themes: utilization of new energy, energy efficiency, environment protection. It cherishes an comprehensive modern facility, which include central air-conditioning, boilers, water cycle, lights, intelligent garage and all the installation deserved. Its study is a prospective and practical one.


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