空调系统

Presents the design of heating ventilating and air conditioning systems in which low temperature hot water floor panel heating systems in winter,variable refrigerant volume split air conditioning systems in summer,and central ventilation systems through all-year are adopted.

介绍了该工程的供暖系统、空调系统及通风系统的设计。冬季采用低温热水地板辐射供暖，夏季采用变制冷剂流量多联分体式空调系统供冷，全年采用集中新风系统供给新风。

Takes several energy saving measures for air conditioning system, such as large capacity centrifugal chillers working with variable frequency small capacity chillers, variable frequency and variable flow control on secondary pump water systems, cooling tower for four-pipe water system in winter, fan-coil unit for commercial peripheral zones and all-air systems for interior zones, variable frequency control on supply and exhaust air fans,...

采用了多项空调节能措施：大冷量离心冷水机组搭配变频小冷量机组，二次泵变频变流量空调水系统，四管制风机盘管冬季用冷却塔换冷供冷设计，商业外区风机盘管、内区全空气空调系统，送风机、排风机变频控制，过渡季、冬季利用室外新风通风降温的焓值控制设计。

This paper introduces air conditioning schemes for villadom , such as rooftop air-cooled packaged air conditioning system, air-cooled heat pump plus water chiller option, the split system with the air-cooled heat pump.

介绍了可用于别墅建筑的冷风式成套热泵空调机组系统、风冷热泵冷水机组系统、风冷式热泵分体空调系统等供暖制冷系统的方案，并指出应根据不同的能源和气候条件，选择合适的系统，以满足用户和房地产商的利益要求。

Adopts the all- air and natural ventilation system for the opening north wall;the floating floor and isolation table to isolate machine vibration,the sounds insulation materials between two walls to insulate noises in the plant;the air conditioning system separately for the audience area and sports area,the fan-coil unit and floor heating system only for the sports area to adapt the use after the Olympic Games,the natural ventil...

针对1层两个比赛厅北墙敞开的特点，采用全空气空调系统、排风从敞开空间自然排出方案；针对空调机房距4个比赛厅仅一墙或一板之隔的特点，空调机隔振采用浮筑楼板加减振台板、隔声采用双墙中间夹隔声材料层的方案；针对奥运会后观众区改作他用、运动区继续作集训使用的特点，观众区和运动区各有一套空调系统，运动区另设风机盘管和地板供暖；针对步枪、手枪射击时产生弹药味的特点，采用吊顶设通风格栅、高窗设电动开启的自然通风方案。

Based on the analysis of the unitary split air conditioning system and variable refrigerant volume air conditioning system, considers that the scale-up production is the certain trend of central all-air air conditioning system s and to carry out the design and manufacture of this system in normalization, modularization and series is the key point.

回顾了家用空调和多联机空调系统的发展过程，认为集中式全空气空调系统的规模化生产是发展的必然趋势，其关键是实现规格化、模块化、系列化。

Based on the analysis of the unitary split air conditioning system and variable refrigerant volume air conditioning system, considers that the scale-up production is the certain trend of central all-air air conditioning systems and to carry out the design and manufacture of this system in normalization, modularization and series is the key point.

回顾了家用空调和多联机空调系统的发展过程，认为集中式全空气空调系统的规模化生产是发展的必然趋势，其关键是实现规格化、模块化、系列化。

Air-conditioning system Large central air conditioning system, the air conditioning end of the set balancing valve, through the links equipment required to ensure flow of electric valve, balance valve adjustment to achieve the hydraulic conditions.

空调系统大型集中空调系统中，在空调设备末端设置平衡阀，通过三通电动阀保证设备所需流量，平衡阀实现水力工况调节。

This paper sets up the simulator of VAV air-conditioning system using TRNSYS as the platform. The simulator simulates the dynamic performance of the VAV air-conditioning system (including air sub-system and water sub-system) including its local control loops and building. The parameters of airside of VAV system are obtained by experiment in real building system.

本文首先从变风量空调系统中各空调设备和控制部件的仿真入手，以TRNSYS作为软件平台，通过实验的方法获取风侧必要的参数，从而建立起可以模拟变风量空调系统及其常规下位机控制回路运行和控制特性的数字仿真器。

Aiming at the condition that the power of air conditioning in locomotive is especial, the cooling medium is mostly chemicals and the systems are complex, in this paper, a wholly fresh air scheme is brought up for air conditioning system in locomotive drive-cab on the basis of the intermittent working of the air compressor, taking high-pressure air as power source and combining compressed-air refrigeration technique and gas injection technique, without supplying external electric apparatus.

针对现有机车空调系统电源特殊、冷媒多为化学制剂、系统复杂的状况，利用机车制动系统空气压缩机间歇工作的特点，以高压空气为动力源，有机地结合压缩空气制冷技术和气体喷射技术，提出了一套无需外加电气设备、全新风的机车司机室空调系统方案，并介绍了该系统的设计方法和气体喷射器的设计过程，为进一步深入研究奠定了基础。

The central air conditioning is one kind of large-scale centralism supplies the wind the air-conditioning system, its control system is more complex compared with the cabinet type air conditioning.

中央空调是一种大型集中供风的空调系统，其控制系统较之柜式空调更为复杂。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。