CN106940067A - 无线传输水平衡调节方法 - Google Patents
无线传输水平衡调节方法 Download PDFInfo
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2140/00—Control inputs relating to system states
- F24F2140/20—Heat-exchange fluid temperature
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Abstract
本发明涉及一种无线传输水平衡调节方法,针对空调水***多条管路同时测量的水平衡调节,将无线超声波水流量传感器安装在各个支路上用于测量管路水流量,当传感器输出信号稳定时,数据接收处理设备接收信号进行处理,工作人员根据数据接收处理设备的计算结果调节各个支管带刻度的调节阀,选出最大水力平衡失调度的管路并调节该支路的调节阀使之趋近于目标水力平衡失调度,相应地其他支路水流量上升,再重新计算目标水力平衡失调度与各支路的水力平衡失调度,按此计算步骤,直到管路达到平衡。通过无线数据传输的方式,采用动态水平衡调试大大提高空调水***平衡调试的效率。
Description
技术领域
本发明涉及一种空调设备与***调试技术,特别涉及一种无线传输水平衡调节方法。
背景技术
当今社会,大型建筑越来越多相对应的空调***越来越大,相对应地空调冷冻水***就比较庞大复杂,而空调水***由于运行与安装等原因导致水***不平衡,水力失调导致冷热不均匀从而与设计背离,而现有设备在调节水平衡时比较繁琐,水平衡调节效率不高。例如华能上海大厦整个空调水***水平衡调试,用常规超声波水流量计装置来调试需要17天。
发明内容
本发明是针对现在空调***安装后水***水平衡调试耗时的问题,提出了一种无线传输水平衡调节方法,大大缩短水***水平衡调试工期。
本发明的技术方案为:一种无线传输水平衡调节方法,具体包括如下步骤:1)在每条水管道的调节阀前端增加可移动式的带有无线传输信号功能的超声波水流量计传感器,当超声波水流量计传感器输出信号稳定后,采集实时水流量通过无线传输方式送入数据接收处理设备,数据接收处理设备为带有接收传输信号和显示功能并编有计算处理程序的设备;
2)假设按***设计工况运行流量分别为:Q1、Q2、…、Qn,而当***每条管道阀门全开时,水流量计实测流量为:L1、L2、…、Ln,则***水力平衡失调度
3)根据***特征,选取最不利环路的管道i作为调试点,此时第i个末端设备的平衡失调度设定ηi为ηmax并假设ηmax>η;
4)此时则关小该条支路的调节阀vi,再次计算第i个末端设备ηmax,多次调节调节阀vi直到ηmax趋近η;
5)相应地其他支路水流量上升,再重新计算此时***水力平衡失调度与各支路的水力平衡失调度,重复步骤3)和4)进行调试,直到***达到设计所需平衡,调试结束。
本发明的有益效果在于:本发明无线传输水平衡调节方法,通过无线数据传输的方式,采用动态水平衡调试大大提高空调水***平衡调试的效率。
附图说明
图1为空调水***调平衡区域分布***示意图;
图2为本发明无线传输水平衡调节布点测试图;
图3为本发明无线传输水平衡调节方法流程图。
具体实施方式
如图1所示空调水***调平衡区域分布***示意图,建筑有n组空调机组组成空调***,每组空调机组有n条水管道及管道末端设备3组成水***跟空调机组配合运行,每条水管道上在末端设备3前端有带刻度调节阀2用于调节水流量,为了达到空调机组所需水量。
本发明无线传输水平衡调节方法,首先在每条水管道的带刻度调节阀2前端增加可移动式的带有无线传输信号功能的超声波水流量计传感器1,如图2所示,采集实时水流量通过无线传输方式送入数据接收处理设备4,数据接收处理设备4为带有接收传输信号和显示功能并编有计算处理程序的设备。当传感器输出信号稳定时,数据接收处理设备4接收信号进行处理,工作人员根据数据接收处理设备4计算结果调节各个支管平衡,选出最大水力平衡失调度的管路并调节对应调节阀4门使之趋近目标水力平衡失调度,再重复测试、计算、调节以达到水力平衡要求。
如图3所示无线传输水平衡调节方法流程图,1)假设按***设计工况运行流量分别为:Q1、Q2、…、Qn,而当***阀门全开时,水流量计实测流量为:L1、L2、…、Ln,则***水力平衡失调度2)根据***特征,选取最不利环路的管道i作为调试点,此时第i个末端设备的平衡失调度设定ηi为ηmax并假设ηmax>η;3)此时则关小该条支路的调节阀vi,再次计算第i个末端设备ηmax,多次调节调节阀vi直到ηmax趋近η;4)相应地其他支路水流量上升,再重新计算此时***水力平衡失调度与各支路的水力平衡失调度,重复步骤2)和3)进行调试,直到***达到设计所需平衡,调试结束。
Claims (1)
1.一种无线传输水平衡调节方法,其特征在于,具体包括如下步骤:
1)在每条水管道的调节阀前端增加可移动式的带有无线传输信号功能的超声波水流量计传感器,当超声波水流量计传感器输出信号稳定后,采集实时水流量通过无线传输方式送入数据接收处理设备,数据接收处理设备为带有接收传输信号和显示功能并编有计算处理程序的设备;
2)假设按***设计工况运行流量分别为:Q1、Q2、···、Qn,而当***每条管道阀门全开时,水流量计实测流量为:L1、L2、···、Ln,则***水力平衡失调度
3)根据***特征,选取最不利环路的管道i作为调试点,此时第i个末端设备的平衡失调度设定ηi为ηmax并假设ηmax>η;
4)此时则关小该条支路的调节阀vi,再次计算第i个末端设备ηmax,多次调节调节阀vi直到ηmax趋近η;
5)相应地其他支路水流量上升,再重新计算此时***水力平衡失调度与各支路的水力平衡失调度,重复步骤3)和4)进行调试,直到***达到设计所需平衡,调试结束。
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0152226A1 (en) * | 1984-02-03 | 1985-08-21 | Fluid Devices Limited | Measuring and indication fluid pressure and flow rate in a pneumatic or hydraulic system |
US5187933A (en) * | 1988-12-30 | 1993-02-23 | Mannesmann Rexroth Gmbh | Variable displacement pump with hydraulic adjustment for controlling the delivery rate and/or the pressure with respect to at least two consumers |
CN104214810A (zh) * | 2014-09-27 | 2014-12-17 | 卓旦春 | 水力平衡温度调节法 |
CN104390323A (zh) * | 2014-12-08 | 2015-03-04 | 中国建筑设计咨询有限公司 | 一种空调***的温差电动调节阀及其温差控制方法 |
CN104819504A (zh) * | 2015-05-14 | 2015-08-05 | 青岛通瑞新能源有限公司 | 基于数据远传***的水力平衡流量调节法 |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0152226A1 (en) * | 1984-02-03 | 1985-08-21 | Fluid Devices Limited | Measuring and indication fluid pressure and flow rate in a pneumatic or hydraulic system |
US5187933A (en) * | 1988-12-30 | 1993-02-23 | Mannesmann Rexroth Gmbh | Variable displacement pump with hydraulic adjustment for controlling the delivery rate and/or the pressure with respect to at least two consumers |
CN104214810A (zh) * | 2014-09-27 | 2014-12-17 | 卓旦春 | 水力平衡温度调节法 |
CN104390323A (zh) * | 2014-12-08 | 2015-03-04 | 中国建筑设计咨询有限公司 | 一种空调***的温差电动调节阀及其温差控制方法 |
CN104819504A (zh) * | 2015-05-14 | 2015-08-05 | 青岛通瑞新能源有限公司 | 基于数据远传***的水力平衡流量调节法 |
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