Wednesday, January 5, 2011
【 Weak current College 】 room construction considerations
Room decoration
First, in accordance with the relevant standards and specifications, depending on the selection of equipment and installation requirements for design and planning, and secondly to meet the lighting, dust, noise, creating reasonable working environment in which to consider is: ceiling and wall decoration material and the framework should be consistent with the fire protection requirements for the use of flame-retarding decoration materials, surface treatment and coating, flame retardant, fire requirements. Room floor priority use of wear-resistant, antistatic foil surface anti-static floor, antistatic performance better, long-term use without distortion, fading, and other phenomena; floor clearance height is usually 10--50cm. Room to integrate lighting, air conditioning and humidity device configuration: as noise, dust-proof required installation of double alloy Windows, curtains, etc.
Room height and space
Room height and space, you should consider laying the floor and ceiling decoration is assumed. Because the engine room uses the entry way, under the floor trunking to laying out and ventilation, floor height, generally within 10--around; the roof 50cm ceiling are generally lower, quqi lintel and sufficient lighting and fire-fighting equipment height, usually buried occupy a certain altitude, so the cumulative height of the rooms have decreased by almost 1m, ordinary building highly decorated in room may appear low, is not conducive to the installation of equipment. Housing and containers should be in the range of 3.2m ~ 3.3m (room set alignment mechanisms or channels). Currently, large-scale engine room under floor air distribution duct should be provided, accordingly, in building facilities design overall design room building or specific floors and rooms. On center-room, as new technologies and the development of new equipment, the business will continue to expand, in the long-term development trends, the appropriate reserve some space. General press room equipment cabinets and operation principle of the separation between line installation, in particular switch, optical transmission equipment, devices, and so a high degree of automation, network management system can complete most of the test and monitoring equipment and system operation, without the need for frequent access to cabinets, which reduces the human factor influence on the device.
Signal cables and power supply cable cross
In accordance with the relevant norms, note the civil reserve to follow parallel cable isolated distance not less than 50 ~ 60cm, shaft through the floor to pay particular attention to the spacing as possible, avoid power line communication transmission interference. In the engine room, station communications, power-intensive people well, cable housing, more attention to their respective coiling, the optimal location for the path.
Engine room fire
To consider the design of fire fighting equipment room, under the fire protection level settings determine the room design, building first requires regular fire hydrant, fire channel, press room size and equipment distribution installed smoke, temperature detection device, automatic alarm alarm and light, automatic/manual fire extinguishing equipment and supplies. Engine room fire alarm requirements on the first floor are equipped with wired or monitoring point.
Note: engine room fire design countries have enacted appropriate norms and requirements, programming should be proactive and timely reporting Fire Department approval, bearing in mind the room decoration and the coordination of fire, the acceptance is suitable for correction and the greater the workload, but also easy to cause loss of the building.
Room building mine
Due to the power supply cable to the computer room communication and more from the outside into the engine room, vulnerable to invasion of lightning, lightning protection design of building computer lab is particularly important, while generally of station building design tend to ignore this, room building mine in addition to effective protection of the safety of the building itself but also should be a device for lightning protection and grounding work laid a good foundation, the joint use of electrical grounding, system equipment grounding are building earthing connection. Building design and construction of complete lightning protection should provide accurate system grounding or grounding ring belt position and arrangement of graphs, avoid equipment grounding and building earthing network conflicts. Due to the special requirements of the joint grounding, electrical and prohibiting direct use building Earth wire and power Earth wire ground as the system device.
Meet the siting, design height design, civil engineering design if you can take advantage of room in the roof of architectural design, building Tower is a cost-effective programme, many successful throughout the experience.
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