Several major reasons hindering the development of high-end security doors

'Shanzhai' edition hinders the development of high-end security doors market

Xu Zhufeng, general manager of Yongkang China Group Group, once poured hardships into the media: 'We also want to take the high-end market, but the development of a new product has been imitated. Some products have not yet reached scale production. People have already entered the main product. Market. 'It is understood that some companies make a fuss about the product name in order to avoid inspections. Like the 'metal entry door', it was sold as a security door and sold to consumers. Compared with security doors, metal entry doors lack reinforcing plates and ribs, but prices are 60% to 70% lower than those of regular security door manufacturers, so they are also very attractive. It is precisely because of the appearance of such counterfeit security doors that the high-end anti-theft door market has been squeezed, which has also led to many 'security door theft' of news events, which greatly affected the consumer's impression of the security door brand. Obstructed the development of the security door brand.

High R&D costs constrain development

According to a manager from the sales department of a high-end intelligent security door manufacturer in Shanghai, the company’s talent for designing and researching is the boss has spent a lot of money to dig back from Guangdong, 'the high-end security door market will be hard to find, high research and development costs, design research and development Can not keep up, but also greatly restrict the development of high-end security doors market. Although the company's security door products, in terms of process design and intelligent performance are excellent, but after all, the limited development and design of personnel, and product design and development costs are extremely high, leading to new product development speed is slow, products Relatively few styles, which is a major constraint to the development of high-end security doors market.
Release date:2010/5/24 9:46:09

Closed Cooling Tower

Why say closed cooling tower is energy saving and environmental protection equipment, more and more users are using this kind of equipment to replace the original equipment (open tower), we can through data analysis and comparison, the two energy data accounting can be obvious. Energy consumption is basically two major aspects, one is water, the other is electricity. Both are energy costs that no cooling tower can escape, unless you leave the equipment on.

First of all, look at the consumption of water. Water is generally consumed in two aspects. One is the flying overflow after spraying, and the other is the evaporation consumption of water.

Let's look at the open cooling tower, the spray water of the tower is basically between two and three percent of the overflow rate, if we according to the daily operation of 10 hours, excluding holidays, 280 days of operation. According to the actual open cooling tower flow of 6000 cubic meters per hour to calculate. 6000*2%*10*280= 336,000 tons of water, and the same closed cooling tower, its spray flying overflow is very small, because after all, the spray work is carried out in the tower, almost can be controlled in a few thousandths, we calculate according to 5 thousandths, the same is 10 hours of work, 280 days a year operation, To achieve the same cooling amplitude is basically 4,500 tons per hour of closed cooling tower is enough, then the calculation results: 4,500 *0.5%*10*280= 63,000 tons, it is not difficult to see, because of the different design structure caused by the waste of spraying water resources, more than 200,000 tons of terror. The bigger the pool of the open tower, the more wasted water, because the evaporation area increases, and the closed cooling tower has no pool, so the consumption here is zero. Judging from the price of a ton of water, just such a equipment, a year to solve the capital of hundreds of thousands of enterprises.

Let's look at the comparison of electric energy, electric energy is not different, because they are all through the same power equipment to operate the equipment, the power of the two is similar, the running time is the same, basically the energy consumption is about the same.

To sum up, for the closed cooling tower energy saving accounting can be strong to open the tower out, and, today are advocating energy conservation and environmental protection, this is the general trend, so the closed cooling tower is more and more favored by the majority of users.

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