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The ancient capital of Xi’an city is still full of passion and vitality after going through millennium wind-rain. Here you can find history, economy, humanity, science and technology and so on.
A group of experts came into the ancient city of Xi ‘an from national top space industry on August 14. 2013. It played the sinfonia of 2013 Micoe cup “Aerospace Science Lecture Hall” Series Activity by nationwide tour in the Shaanxi Science and Technology Museum.
2013 Micoe cup “Aerospace Science Lecture Hall” activity which is jointly guided by China Association for Science and Technology, China’s Manned Aerospace Engineering Office and the China Aerospace Science and Technology Group co., LTD. . This activities of Xi ‘an station had a lot of support from Shaanxi Province Association for Science and Technology, Shaanxi Science and Technology Museum and Xi ‘an aerospace unit.
( 2013 Micoe Cup “Space Science Lecture Hall” the activities live in Xi ‘an Station )
Micoe cup “Aerospace Science lecture hall”activities aimed at popularizing public space for teenagers as important content. The lecturers’ group of activities is composed of the following: specially recruited space experts, the astronauts, space university professors and prominent space journalists etc. Another personages with more years working experiences are attracted to do the best of themselves to popularize public space for teenagers at the same time.
The China Aerospace Science and Technology Group co., LTD’s science adviser, Chinese Academy of Engineering Guitian Zhang , vice minister of Aerospace Propulsion Technology Research Institute quality and technical department Songlin Tan , member of standing committee of Science and Technology and Aerospace Power Technology Research Institute, deputy director of the original Committee of Science and Technology ChongZhi Ruan , deputy chief engineer of China Academy of Space Technology, Xi ‘an branch Zhengjun Li four space experts and the Micoe Shaanxi sales minister Jisong Xu hired out as the second batch members (Shaanxi area) of “Aerospace science lecture lecturer”” in the first lecture of the national speaking tour.
( Five experts were hired as “Aerospace science lecture lecturer” the second batch members (Shaanxi area) )
The academician of Chinese Academy of Engineering, the rocket engine expert Guitian Zhang , former dean of Aerospace Power Technology Institute Chongzhi Ruan , the former battalion chief of astronaut brigade Hangyun Shen taught “The celestial arrows – reading space launch vehicle” for more then two hundred teenagers at the scene. It had a right royal welcome from the children.
Xi ‘an station is the the first lecture of “space science lecture hall” series of activities national tour. Qianjin Wang, vice President of Shaanxi provincial Association for Science and Technology showed great welcome. He pointed out that Shaanxi is a big province of science, technology and industry for National Defense in China, known as China’s reputation as “ China Space Power Town” . This “space science lecture hall” insert flags on the wider Shaanxi and arouse youth people to love space, respect science, explore the unknown passion and dream again.
(The academician of Chinese Academy of Engineering, the rocket engine expert Guitian Zhang , former director of Aerospace Power Technology Research Institute Chongzhi Ruan , former captains of astronaut brigade Hangyun Shen taught space knowledge for children)
Aerospace Power Technology Research Institute Chongzhi Ruan , former captains of astronaut brigade Hangyun Shen taught space knowledge for children)
In 2007, Micoe became one partner of China’s aerospace industry in solar energy sector.Micoe take the spirits of aerospace and cast the quality of aerospace , launch with aerospace double thermal technology: “aerospace tube”, “adiabatic tank”.in business development process. Micoe has been actively exploring the application of space technology for civil use.In 2011, Micoe developed exquisite diamond aerospace pipe “,its lifetime can be 25 years. Micoe hopes to reduce the distance between aerospace and people through practice and exploration. Introduce high-end space technology into products and Bring visible and available high-tech products and most incredible experience for consumers .
Micoe Shanxi sales minister Jisong Xu said: “space science lecture hall activities have increased one’s knowledge of China aerospace and roused the initiative of the entire society. Hope to create a beautiful future by the activities attracting more social forces to support aerospace and public welfare. ”
( Micoe Shaanxi sales minister Jisong Xu introduced Micoe aerospace civilian technological achievements. )
Micoe combined “Sunshine Student Grant ” public welfare activities as the feature of xi ‘an station in 2013 Micoe cup “Aerospace Science Lecture Hall” and funded two students that Hefei Fan who had been admitted to the Chinese People’s university and Fangjuan Zhang Xi ‘an Petroleum University. “Sunshine student grant” activity is Micoe’s public educational activities lasted for many years. Micoe has taken timely “blood transfusion” and long-lasting “hematopoiesis” as an integrated new public welfare mode to introduce the activities Since 2010. It combines with work-study programme and tuition funding for many poor college students. This not only contained the educational philosophy for “Give a man a fish and you feed them for a day. Teach them how to fish and you feed them for a lifetime.” and formed a set of practical, long-term, professional, timely public welfare system. It make them more richly in meanings and more wider in ranges.
( Three aerospace experts grant scholarships for two students . )
2013 Micoe cup “aerospace science lecture hall” series of activities had started on June 21, in China Science and Technology Museum . Space hero Liwei Yang and the Shenzhou spacecraft’s chief designer Faren Qi as representatives of more than 30 academicians and aerospace experts will develop tour activities one after another throughout the country. “Aerospace Science Lecture Hall” will also begin in Shanghai, Lianyungang, Luoyang in succession after Xi ‘an.
( Micoe staffs introduces Micoe space civilian technological achievements to experts. )
(notes: 2013 Micoe cup “Aerospace Science Lecture Hall” series of activities has been carried out across the country, the public can login through tencent official website http://news.qq.com/zt2013/tksk/index.htm, China’s space network query activities related contents.)
The all-in-one heat pump is a water heater that can provide the whole family with different hot water needs with large water volume, high water pressure, and constant temperature 24 hours a day, while consuming the least energy to complete the above requirements.
Here is the content list:
The working principle of the all-in-one heat pump
Features of all-in-one heat pump
Instructions for use of all-in-one heat pump
A complete all-in-one heat pump consists of 2 main parts: Manufacture the air-conditioning part and the heating hot water part. But in fact, these two parts are closely linked, inseparable, and must work at the same time. That is, while heating hot water, it cools the kitchen. In other words, while refrigerating the kitchen, it is also heating hot water.
Its internal structure is mainly composed of four core components: compressor, condenser, expansion valve, and evaporator.
The working process is as follows: the compressor compresses the returning low-pressure refrigerant and turns it into high-temperature and high-pressure gas and discharges it. The high-temperature and high-pressure refrigerant gas flow through the copper pipe wound outside
the water tank, and the heat is transferred to the water tank through the copper pipe to cool down. The down refrigerant becomes liquid under the continuous action of pressure. After passing through the expansion valve, it enters the evaporator. Because the pressure of the evaporator drops suddenly, the liquid refrigerant quickly evaporates and becomes a gaseous state, and absorbs a lot of heat. At the same time, under the action of the fan, a large amount of air flows through the outer surface of the evaporator, and the energy in the air is absorbed by the evaporator, and the temperature of the airdrops rapidly, turning into the cold air and discharged into the kitchen. Then the refrigerant that has absorbed a certain amount of energy flows back to the compressor and enters the next cycle.
1. Safety, because it is not directly heated by electric heating elements, compared with electric water heaters, it eliminates the potential safety hazards of electricity leakage; Compared with gas water heaters, there are no safety hazards such as gas leakage or carbon monoxide poisoning, so it has better safety performance.
2. Comfortable, the all-in-one heat pump is a heat storage type. The heating function is automatically activated according to the temperature in the water tank to ensure a sufficient supply of hot water for 24 hours. Therefore, there will be no problems that cannot satisfy multiple taps at the same time like a gas water heater. The problem is that the electric water heater has a small capacity and many people need to wait for a bath.
3. Save money, because its power consumption is only a quarter of that of an equivalent electric water heater, which is equivalent to using the same amount of hot water, using an all-in-one heat pump, and the electricity bill is only a quarter of the electric heating.
4. Kitchen refrigeration, is the biggest advantage, ordinary water heaters simply cannot have the function of refrigeration. If the kitchen needs additional cooling function, you need to buy a kitchen air conditioner. Because the kitchen has oily fume, it is a special environment, so the kitchen air conditioner is different from the ordinary air conditioner, and the price is much more expensive.
5. Green and environmentally friendly, the gas water heater heats hot water by burning combustible gas, and at the same time emits a large amount of carbon dioxide, sulfur dioxide, and other harmful exhaust gas. The all-in-one heat pump just transfers the heat from the surrounding air to the water, completely achieving zero emissions, and has almost no impact on the environment. It is a true environmentally friendly water heater.
6. Low-carbon fashion, as energy-saving and emission reduction, has become the trend of the times, saving energy and reducing carbon emissions is the most fashionable way of life.
Installation: The all-in-one heat pump is usually installed on the balcony of the kitchen, and the air outlet is connected with the kitchen through the air duct so that the cold air blown out can directly enter the kitchen to achieve the cooling effect. During installation, only the hot and cold water outlets are connected with the reserved hot and cold water in the house, and they can be used by connecting them. The installation is very simple.
Operation: All-in-one heat pumps mostly use microcomputer intelligent controllers, which have time setting, timing switch function, water temperature setting, ventilation setting, overheating protection, and other intelligent control functions. However, most of the functions have been set by the manufacturer at the factory. Just use the default values. Basically, you only need to set the temperature you need (usually set at 45-50 degrees) and you can use it.
It is the responsibility of each manufacturer to produce an industrial all-in-one heat pump that meets the standards, so as to ensure the safety of the use of all-in-one heat pumps and the healthy development of the all-in-one heat pump market. MICOE many tests on all-in-one heat pumps before they leave the factory, and the quality qualification rate is guaranteed. If you are in the all-in-one heat pump business, you can consider our cost-effective products.
1 Project Background
The new campus construction project of Aksu Vocational and Technical College is one of the key livelihood projects in the region. The construction site is located in the west of College of Science and Technology of Xinjiang University (Aksu Campus) and north of Xuefu Road. The planned land area is 927,826 square meters (about 1391 mu), and the construction area is 131,024 square meters, including 25 single buildings. The total investment of the project is 650 million yuan.
The project implementation, not only can meet 10 departments (department) and hospital authority all moved to the new campus of running a school, planning full-time students 8000 people, adult diploma education student 5000 people scale of demand, and to vigorously promote local vocational training of aksu area rapid sustained, healthy and stable development, is the rational allocation of teaching resources, aksu region To improve the expansion of the teaching scale of important measures.
Aksu City is the central city of southern Xinjiang. After the completion of the project, it can not only give full play to Aksu's unique regional advantages and educational radiation influence, promote the economic and social development of southern Xinjiang, but also conform to the idea of optimization and adjustment of the layout structure of universities in the autonomous region, and conform to the law and trend of higher education development.
The school has nine dormitory buildings, each floor equipped with public bathrooms, with a planned hot water consumption of 30 tons per building. In order to better life for all the teachers and students to build infrastructure, Micoe using pressure air source heat pump system, with ultra-low temperature + volume type electric water heater, air source heat pump pressure tank enamel form, using a modular composition, automation control, the integrated use of hot and cold homologous water supply technology, pressure distribution of thermal storage technology, water tank energy gradient utilization technology, etc., While improving the comfort of water consumption, we will further improve the efficiency, maximize energy saving, and bring all teachers and students comfortable water consumption experience.
2 Project Configuration
Micoe for xinjiang aksu new vocational and technical college campus to make living hot water system, the 36 sets of ultra-low temperature air source heat pump + 36 sets of 45 kw volumetric heating water tank + 360 500 400 l l confined water tank, distribution in 9 dormitory roof, 9 points system, design meet the demand of 300 tons of hot water, the system USES the remote network control, Good operation, smooth water supply.
This project adopts Micoe air source heat pump pressure system to solve the traditional non-pressure commercial solar hot water and heating system serious heat waste, poor hygiene grade, high maintenance cost, hot water sometimes hot and sometimes cold, winter heating and other problems.
3 System Advantages
Micoe air source heat pump pressure system all uses modular pressure enamel heat storage water tank, the whole system is a closed pressure system, which has obvious advantages.
Experience more comfortable, stable operation. The outlet water temperature should be kept above 50℃. Hot water storage, reduce the problem of hot and cold mixing between water tanks, so as to solve the problem of water supply temperature fluctuation caused by system replenishment, at the same time, the outflow pressure is the same as tap water, avoid the phenomenon of hot and cold caused by water pressure imbalance;
Water more assured, eliminate secondary pollution. Pressure system single water tank volume is small, in the circulation is more sufficient, thorough, heat distribution is more uniform. At the same time, there is no stagnant water area, the closed system avoids the direct contact between the hot water and the environment, no secondary pollution;
Use more energy saving, energy saving effect is obvious. Compared with the traditional open system, the pressure system saves the high-power water supply booster pump, the heat loss of the pressure water tank is lower than that of the open water tank, and the comprehensive energy saving of the system is more than 14.8%.
Create a green campus, care for the growth of students. Up to now, Micoe has successfully provided heating and hot water solutions for more than 1046 schools, including Hebei University of Economics and Business, Submarine Academy of the Chinese People's Liberation Army, the Second Huimin Middle School of Guanghe County in Linxia, Gansu Province, Dahejia Middle School in Jishishan County in Linxia, Gansu Province, and many other school cases, which have been well received by teachers and students.
Nowadays, more and more communities choose space heating heat pumps for heating, and the government is also strongly supporting this policy. So, why choose a space heating heat pump?
Here is the content list:
Advantages of space heating heat pump
How to choose the type of space heating heat pump?
How to buy a space heating heat pump?
The energy efficiency ratio is high. One part of electricity supplies three parts of heat. The space heat pump is essentially a heat-lifting device that absorbs heat from the surrounding environment and transfers it to the object to be heated. At work, first, input 1 part of electric energy to drive the compressor to do work, and then absorb a large amount of heat energy from the outside environment temperature, and release heat in the condenser through the refrigerant circulation system. It is precisely because of the existence of the "law of conservation of energy" that the 1 share of electrical energy input to the compressor can always be converted into 1 share of heat energy, and the large amount of heat energy absorbed from the external environment becomes an additional harvest. In other words, the main force that really heats water is not the input of electrical energy, but the free "heat" in the air.
Electricity is not expensive, and ordinary households can afford it. The initial investment of space heating heat pump heating products is indeed much higher than that of electric heating, but the operating costs are also much lower, the comfort is better, and it is safe.
1. The model should be selected according to the larger one of the heating load in winter and the cooling load in summer.
2. When the unit is used as the auxiliary heat source of the solar hot water system at the same time, it should be determined according to the maximum specifications that meet the requirements of the three.
3. On the premise of meeting the above requirements, the equipment capacity should not be over-enlarged.
The purchase of space heating heat pumps can be selected from the following seven aspects:
1. Appearance inspection: The outer surface of the paint should be uniform, bright in color, without falling off, with no dents, severe scratches, or pressing marks, etc; The outer shell should be made of fluorine titanium plate.
2. Strictly prevent counterfeit and inferior products, it is best to buy directly from the manufacturer.
3. The accessories should be complete.
4. Inspection of the power plug: the wiring must be firm, and of course it is better if the line is thick and hard. If it is too small, it will heat up after power on for a while, and it may even cause a fire.
5. Power-on test and constant temperature performance check whether the indicator light is on, and whether the machine is humanized setting does not require people to normally open and normally close. Whether there is overheating protection function and whether the defrosting is good.
6. Noise: The smaller the noise of the heat pump water heater, the better.
7. If the space heating heat pump has the function of magnetization or ion activation, the effect will be better.
It is the responsibility of each manufacturer to produce an industrial heat pump that meets the standards, so as to ensure the safety of the use of heat pumps and the healthy development of the heat pump market. MICOE many tests on heat pumps before they leave the factory, and the quality qualification rate is guaranteed. If you are in the heat pump business, you can consider our cost-effective products.