WO2016165279A1 - 水侧自然冷却***和水侧自然冷却方法 - Google Patents

水侧自然冷却***和水侧自然冷却方法 Download PDF

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Publication number
WO2016165279A1
WO2016165279A1 PCT/CN2015/090018 CN2015090018W WO2016165279A1 WO 2016165279 A1 WO2016165279 A1 WO 2016165279A1 CN 2015090018 W CN2015090018 W CN 2015090018W WO 2016165279 A1 WO2016165279 A1 WO 2016165279A1
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Prior art keywords
water
cooling
air conditioner
tap water
chilled water
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PCT/CN2015/090018
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English (en)
French (fr)
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张炳华
李代程
周天宇
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北京百度网讯科技有限公司
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Publication of WO2016165279A1 publication Critical patent/WO2016165279A1/zh

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0046Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0046Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
    • F24F2005/006Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground receiving heat-exchange fluid from the drinking or sanitary water supply circuit

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  • the invention relates to the technical field of data center air conditioning systems, in particular to a water side natural cooling system and a water side natural cooling method.
  • the overall design of the data center is paying more and more attention to the efficiency and cost advantages of the server working at higher ambient temperatures.
  • Information Technology (IT) equipment suppliers are also working to increase the airflow allowed by the server.
  • Temperature limits by continuously optimizing the internal layout of IT equipment and selecting temperature-resistant electronic components, the server has been able to operate normally at an inlet air temperature of 35 ° C or higher.
  • Air conditioning system solutions commonly used in data centers for high-temperature servers generally have two types: a water-side natural cooling system that uses water for cooling, and a wind-side natural cooling system that uses wind for cooling.
  • the water side natural cooling system is composed of a cooling tower, a plate heat exchanger, a cold machine, a circulation pump, an air conditioner terminal, and the like, and uses a cooling tower and a plate heat exchanger to prepare chilled water in winter and spring and autumn, without Turn on the cold machine; turn on the cold mechanism to take chilled water in summer.
  • the cold machine does not operate for most of the year, and only operates in extreme summer conditions.
  • the cold machine has to be configured, and the initial investment and operating costs are high.
  • the present invention aims to solve at least one of the technical problems in the related art to some extent.
  • Another object of the present invention is to provide a water side natural cooling method.
  • a water side natural cooling system includes: an air conditioner end for generating cold air according to chilled water; a cooling tower and a plate heat exchanger for lowering an outdoor ambient temperature than a preset At the temperature, the chilled water delivered to the end of the air conditioner is cooled; the water supply unit is used for the outdoor environment temperature being greater than the preset temperature At the time, the tap water is sent to the end of the air conditioner as chilled water; and the cooling device is configured to cool the tap water when the tap water cannot meet the chilled water temperature requirement, and obtain the chilled water sent to the end of the air conditioner according to the tap water after the temperature drop.
  • the water side natural cooling system proposed by the embodiment of the first aspect of the present invention can reduce cost and save energy and reduce emissions without setting a cold machine.
  • the water side natural cooling method includes: using a natural cooling device or tap water to cool the chilled water delivered to the end of the air conditioner, or conveying the chilled water to the end of the air conditioner;
  • the chilled water produces cold air.
  • the water side natural cooling method proposed by the embodiment of the second aspect of the present invention can reduce cost and save energy and reduce emissions without setting a cold machine.
  • An embodiment of the present invention further provides an electronic device, including: one or more processors; a memory; one or more programs, the one or more programs being stored in the memory when the one or more When the processor is executed: the method according to any of the first aspect of the invention is performed.
  • Embodiments of the present invention also provide a non-volatile computer storage medium having one or more modules stored when the one or more modules are executed: performing the first aspect of the present invention.
  • FIG. 1 is a schematic view showing a first operation mode of a water side natural cooling system according to an embodiment of the present invention
  • FIG. 2 is a schematic diagram of a second operation mode of a water side natural cooling system according to an embodiment of the present invention
  • FIG. 3 is a schematic diagram of a third operation mode of a water side natural cooling system according to an embodiment of the present invention.
  • FIG. 4 is a schematic flow chart of a water side natural cooling method according to another embodiment of the present invention.
  • FIG. 1 is a schematic structural view of a water side natural cooling system according to an embodiment of the present invention.
  • the system includes an air conditioner end 11, a cooling tower 12, a plate heat exchanger 13, a water supply unit 14, and a cooling device.
  • the cooling device may be an ice storage tank, or the cooling device is a phase change cold storage device.
  • the cooling device is an ice storage tank 15 as an example.
  • the system may further include a variable frequency pump.
  • the variable frequency pump may be respectively disposed in a cooling tower circuit, an air conditioning end circuit, and a tap water supply branch to respectively provide circulation of cooling water, chilled water and tap water. power.
  • the system in this embodiment can be used to correspond to three operating modes, which are respectively referred to as a first operating mode, a second operating mode, and a third operating mode.
  • the three operating modes can be applied to different outdoor ambient temperatures respectively.
  • the chilled water delivered to the end of the air conditioner is cooled in different ways. Referring to Figures 1-3, respectively, the path of water transport in the corresponding operating mode is shown with thick black lines.
  • a variable frequency pump can be installed on the cooling water circuit.
  • the water circulating in the chilled water circuit is chilled water.
  • the equipment passing through the chilled water circuit includes a plate heat exchanger and an air conditioner end.
  • a variable frequency pump can be arranged on the chilled water circuit.
  • cooling water and the chilled water may be separately delivered to the cooling water circuit and the chilled water circuit using different transport paths (not shown in Figure 1).
  • the cooling tower can be specifically an open cooling tower that can dissipate the heat generated by the data center to the atmosphere by evaporative cooling.
  • the end of the air conditioner is water-cooled, and may be in the form of a precision air conditioner, an air conditioner in a row, a combined air conditioner unit, and a water-cooled backboard.
  • the cooling tower can cool the cooling water, and after the cooled cooling water is delivered to the plate heat exchanger, the freezing in the other circuit can be performed.
  • the water is cooled down, and the chilled water after cooling can be sent to the end of the air conditioner.
  • the chilled air is cooled by the cooled water at the end of the air conditioner, and the cold air can cool the IT equipment in the data center.
  • tap water is used as the chilled water at the end of the air conditioner.
  • the tap water can be specifically municipal tap water, as shown in Fig. 2, the water supply unit can be specifically a non-negative pressure water supply unit.
  • the tap water can be sent to the end of the air conditioner by the water supply unit.
  • the tap water is used as the chilled water at the end of the air conditioner.
  • the cold water of the tap water can be used to generate the cold air, and the IT of the data center
  • the device is cooled.
  • the tap water is transported.
  • a variable frequency pump can be installed on the branch to the end of the air conditioner.
  • the tap water outputted from the end of the air conditioner can be sent to the reservoir 16 through the variable frequency pump, and the water in the reservoir 16 can serve as a sink for the cooling tower, thereby In one mode of operation, the water in the cooling water circuit can come from the reservoir 16.
  • the wet bulb temperature is higher during the day, and the second operation mode can be started, and the night wet bulb temperature is lower, and the first operation mode can be started.
  • the above preset temperature can be preset according to actual working conditions, weather and the like.
  • the tap water in the third operation mode, when the temperature of the tap water is greater than the cooling water temperature requirement, as shown in Fig. 3, the tap water can be divided into two branches after passing through the water supply unit, one branch is through the ice storage tank, and the other is through the ice storage tank.
  • the branch road is not through the ice storage tank, and the tap water passing through the ice storage pool is mixed with the tap water that has not passed through the ice storage tank, so that the mixed water temperature satisfies the working condition of the cooling water temperature, and after obtaining the mixed water satisfying the working condition,
  • the mixed water is supplied as cooling water to the end of the air conditioner.
  • Ice is stored in the ice storage pool. After the tap water enters the ice storage pool, the tap water is cooled by the ice. Among them, ice can be produced by an ice maker (not shown).
  • the ice machine can perform ice making at the peak and valley electricity price stage, for example, to complete ice making at night, so that the peak and valley electricity prices can be fully utilized, and the operating cost can be saved.
  • the cooling of the tap water is not limited to the ice storage tank, and other methods can be used for cooling, for example, the tap water storage device is used to cool the tap water, and correspondingly, when the phase change cold storage device is used, the chilled water is used. It is tap water after cooling by the phase change cold storage device.
  • the phase change cold storage device can also cool the tap water in the peak and valley electricity price stage, such as the night, and can use the already prepared ice to cool the tap water during the day.
  • the embodiment minimizes the mechanical refrigeration, fully utilizes the outdoor natural cooling capacity and the cooling capacity of the tap water, and greatly saves the operating energy consumption of the refrigeration system, and is simple and reliable.
  • This embodiment fully utilizes the peak-to-valley electricity price policy to save data center operating costs.
  • FIG. 4 is a schematic flow chart of a water side natural cooling method according to another embodiment of the present invention, the method includes:
  • the chilled water delivered to the end of the air conditioner is cooled by a natural cooling device or tap water, or the chilled water is supplied to the end of the air conditioner.
  • it may include:
  • the cooling tower and the plate heat exchanger are used to cool the chilled water delivered to the end of the air conditioner;
  • the water supply unit is used to transport the tap water as chilled water to the end of the air conditioner;
  • the tap water When the tap water cannot meet the chilled water temperature requirement, the tap water is cooled by a cooling device, and the chilled water sent to the end of the air conditioner is obtained according to the tap water after the cooling.
  • the three operating modes may be divided into a first operating mode, a second operating mode, and a third operating mode.
  • the first operating mode the cooling tower and the plate type are used.
  • the heat exchanger cools the chilled water.
  • the tap water is used as chilled water.
  • the third operation mode the tap water is cooled, and the mixed water of the tap water after cooling and the tap water that has not been cooled is used as the chilled water.
  • the tap water after cooling is used as chilled water.
  • the method further includes:
  • Ice making was carried out using an ice maker, and the prepared and added to the ice storage tank.
  • the tap water After adding ice to the ice storage tank, the tap water can be cooled by ice to reduce the water temperature of the tap water.
  • the ice maker operates in a peak-to-valley price stage, or the phase-change cold storage device performs cooling in a peak-to-valley price stage.
  • the method may further include: storing tap water outputted through the end of the air conditioner to the water reservoir, and using the water storage pool as a water pool of the cooling tower.
  • Resource utilization can be improved by recycling tap water output through the end of the air conditioner.
  • the cooled water after cooling is sent to the end of the air conditioner, or the tap water is sent to the end of the air conditioner as chilled water, or the mixed water of the tap water after cooling and the tap water that is not cooled are transported as chilled water to the end of the air conditioner, and the end of the air conditioner can be Use cold water with low water temperature to generate cold air, and use cold air to cool IT equipment in the data center.
  • the embodiment minimizes the mechanical refrigeration, fully utilizes the outdoor natural cooling capacity and the cooling capacity of the tap water, and greatly saves the operating energy consumption of the refrigeration system, and is simple and reliable.
  • This embodiment fully utilizes the peak-to-valley electricity price policy to save data center operating costs.
  • An embodiment of the present invention further provides an electronic device, including: one or more processors; a memory; one or more programs, the one or more programs being stored in the memory when the one or more When the processor is executed: the method according to any of the first aspect of the invention is performed.
  • Embodiments of the present invention also provide a non-volatile computer storage medium having one or more modules stored when the one or more modules are executed: performing the first aspect of the present invention The method of any of the preceding claims.
  • portions of the invention may be implemented in hardware, software, firmware or a combination thereof.
  • multiple steps or methods may be implemented in software or firmware stored in a memory and executed by a suitable instruction execution system.
  • a suitable instruction execution system For example, if implemented in hardware, as in another embodiment, it can be implemented by any one or combination of the following techniques well known in the art: having logic gates for implementing logic functions on data signals. Discrete logic circuits, application specific integrated circuits with suitable combinational logic gates, programmable gate arrays (PGAs), field programmable gate arrays (FPGAs), etc.
  • each functional unit in each embodiment of the present invention may be integrated into one processing module, or each unit may exist physically separately, or two or more units may be integrated into one module.
  • the above integrated modules can be implemented in the form of hardware or in the form of software functional modules.
  • the integrated modules, if implemented in the form of software functional modules and sold or used as stand-alone products, may also be stored in a computer readable storage medium.
  • the above mentioned storage medium may be a read only memory, a magnetic disk or an optical disk or the like.

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Abstract

一种水侧自然冷却***,包括:空调末端(11),用于根据冷冻水产生冷风;冷却塔(12)和板式换热器(13),用于在室外环境温度小于预设温度时,为输送到空调末端(11)的冷冻水进行降温;供水机组(14),用于在室外环境温度大于预设温度时,将自来水作为冷冻水输送到空调末端(11);降温装置,用于在自来水不能满足冷冻水温要求时,对自来水进行降温,并根据降温后的自来水得到输送到空调末端(11)的冷冻水。还包括一种水侧自然冷却方法。

Description

水侧自然冷却***和水侧自然冷却方法
相关申请的交叉引用
本申请要求北京百度网讯科技有限公司于2015年4月17日提交的、发明名称为“水侧自然冷却***和水侧自然冷却方法”的、中国专利申请号“201510185466.8”的优先权。
技术领域
本发明涉及数据中心空调***技术领域,尤其涉及一种水侧自然冷却***和水侧自然冷却方法。
背景技术
当前,数据中心的整体设计愈来愈重视服务器在更高的环境温度下工作所获得的效率和成本的优势,信息技术(Information Technology,IT)设备供应商也致力于提升服务器所允许的进风温度限制,通过不断的优化IT设备内部布局和选用耐温电子元器件,服务器已经能够在35℃甚至更高的进风温度环境下正常运行。
针对高温服务器的数据中心常用的空调***解决方案一般有以下两种:一种是利用水进行冷却的水侧自然冷却***,另一种是利用风进行冷却的风侧自然冷却***。现有技术中,水侧自然冷却***由冷却塔、板式换热器、冷机、循环泵、空调末端等设备组成,冬季及春秋季时利用冷却塔和板式换热器制取冷冻水,无需开启冷机;夏季时开启冷机制取冷冻水。
但是,现有的水侧自然冷却的缺点主要体现在:冷机全年多数时间不运行,仅在夏季极端工况运行。但为了保证数据中心全年可用而不得不配置冷机,初投资及运行费用高。
发明内容
本发明旨在至少在一定程度上解决相关技术中的技术问题之一。
为此,本发明的一个目的在于提出一种水侧自然冷却***,该***可以不需要配置冷机,降低成本以及节能减排。
本发明的另一个目的在于提出一种水侧自然冷却方法。
为达到上述目的,本发明第一方面实施例提出的水侧自然冷却***,包括:空调末端,用于根据冷冻水产生冷风;冷却塔和板式换热器,用于在室外环境温度小于预设温度时,为输送到所述空调末端的冷冻水进行降温;供水机组,用于在室外环境温度大于预设温度 时,将自来水作为冷冻水输送到所述空调末端;降温装置,用于在自来水不能满足冷冻水温要求时,对自来水进行降温,并根据降温后的自来水得到输送到所述空调末端的冷冻水。
本发明第一方面实施例提出的水侧自然冷却***,不需要设置冷机,可以降低成本以及节能减排。
为达到上述目的,本发明第二方面实施例提出的水侧自然冷却方法,包括:采用自然冷却设备或者自来水,对输送到空调末端的冷冻水进行降温,或者,为空调末端输送冷冻水;根据冷冻水产生冷风。
本发明第二方面实施例提出的水侧自然冷却方法,不需要设置冷机,可以降低成本以及节能减排。
本发明实施例还提出了一种电子设备,包括:一个或者多个处理器;存储器;一个或者多个程序,所述一个或者多个程序存储在所述存储器中,当被所述一个或者多个处理器执行时:执行如本发明第一方面实施例任一项所述的方法。
本发明实施例还提出了一种非易失性计算机存储介质,所述计算机存储介质存储有一个或者多个模块,当所述一个或者多个模块被执行时:执行如本发明第一方面实施例任一项所述的方法。本发明附加的方面和优点将在下面的描述中部分给出,部分将从下面的描述中变得明显,或通过本发明的实践了解到。
附图说明
本发明上述的和/或附加的方面和优点从下面结合附图对实施例的描述中将变得明显和容易理解,其中:
本发明上述的和/或附加的方面和优点从下面结合附图对实施例的描述中将变得明显和容易理解,其中:
图1是本发明一实施例提出的水侧自然冷却***的第一运行模式的示意图;
图2是本发明一实施例提出的水侧自然冷却***的第二运行模式的示意图;
图3是本发明一实施例提出的水侧自然冷却***的第三运行模式的示意图;
图4是本发明另一实施例提出的水侧自然冷却方法的流程示意图。
具体实施方式
下面详细描述本发明的实施例,所述实施例的示例在附图中示出,其中自始至终相同或类似的标号表示相同或类似的模块或具有相同或类似功能的模块。下面通过参考附图描述的实施例是示例性的,仅用于解释本发明,而不能理解为对本发明的限制。相反,本发明的实施例包括落入所附加权利要求书的精神和内涵范围内的所有变化、修改和等同物。
图1是本发明一实施例提出的水侧自然冷却***的结构示意图,该***包括:空调末端11,冷却塔12,板式换热器13,供水机组14,降温装置。
可选的,降温装置可以是蓄冰池,或者,降温装置是相变蓄冷装置。
如图1所示,以降温装置是蓄冰池15为例。
可选的,该***还可以包括变频泵,如图1所示,变频泵可以分别设置在冷却塔回路,空调末端回路,自来水供应支路上,以分别对冷却水,冷冻水和自来水的循环提供动力。
应用本实施例的***,可以对应三种运行模式,分别称为第一运行模式,第二运行模式和第三运行模式。
三种运行模式可以分别应用于不同的室外环境温度下,在不同的运行模式下,输送到空调末端的冷冻水采用不同的方式进行降温。分别参见图1-3,分别用粗黑线示出了相应运行模式下水输送的路径。
参见图1,第一运行模式下,水循环的回路存在两条,分别是冷却水回路和冷冻水回路,其中,冷却水回路中循环的水是冷却水,冷却水回路经过的设备包括冷却塔和板式换热器,另外,为了增强水循环的动力,可以在冷却水回路上设置变频泵。冷冻水回路中循环的水是冷冻水,冷冻水回路经过的设备包括板式换热器和空调末端,类似的,为了增强水循环的动力,可以在冷冻水回路上设置变频泵。
可以理解的是,冷却水和冷冻水可以采用不同的输送路径(图1中未示出)分别输送到冷却水回路和冷冻水回路中。
冷却塔可以具体是开式冷却塔,可以通过蒸发冷却将数据中心产生的热量散发到大气中。
空调末端是水冷型的,具体可以是精密空调,列间空调,组合式空调机组,水冷背板等形式。
当室外环境温度(具体可以是室外环境湿球温度)小于预设温度时,冷却塔可以对冷却水进行降温,降温后的冷却水输送到板式换热器后,可以对另一回路中的冷冻水进行降温,降温后的冷冻水可以输送到空调末端,空调末端采用降温后的冷冻水产生冷风,冷风可以对数据中心的IT设备进行降温。
参见图2,第二运行模式下,由自来水作为空调末端的冷冻水。自来水可以具体是市政自来水,如图2所示,供水机组可以具体是无负压供水机组。
在室外环境温度大于预设温度时,自来水可以由供水机组输送给空调末端,由自来水作为空调末端的冷冻水,空调末端接收到自来水后,可以利用自来水的冷量产生冷风,对数据中心的IT设备进行降温。另外,为了增强水循环的动力,在输送自来水 到空调末端的支路上可以设置变频泵。
另外,作为冷冻水的自来水经过空调末端后,温度上升,空调末端输出的自来水可以经过变频泵被输送到蓄水池16,蓄水池16中的水可以作为冷却塔的补水池,从而在第一运行模式下,冷却水回路的水可以来自蓄水池16。
在夏季,白天湿球温度较高,可以启动第二运行模式,夜间湿球温度较低,可以启动第一运行模式。
可以理解的是,上述的预设温度可以根据实际工况,天气等情况预先设置。
参见图3,第三运行模式下,当自来水的温度大于冷却水温要求时,如图3所示,自来水经过供水机组后可以分为两个支路,一个支路是经过蓄冰池,另一个支路是未经过蓄冰池,经过蓄冰池的自来水与未经过蓄冰池的自来水混合,以便混合后的水温满足冷却水温的工况要求,在得到满足工况要求的混合水后,将混合水作为冷却水输送给空调末端。
蓄冰池内存储有冰,自来水进入蓄冰池后,由冰对自来水进行降温。其中,冰可以由制冰机(图中未示出)制得。
另外,制冰机可以在峰谷电价阶段进行制冰,例如,在夜晚完成制冰,从而可以充分利用峰谷电价,节省运营成本。
可以理解的是,对自来水进行降温不限于蓄冰池,还可以采用其他方式进行降温,例如,采用相变蓄冷装置对自来水进行降温,相应的,在采用相变蓄冷装置时,作为冷冻水的是经过相变蓄冷装置降温后的自来水。
为了降低成本,相变蓄冷装置也可以在峰谷电价阶段,如夜晚对自来水进行降温,在白天可以使用已经制得的冰对自来水进行降温。
本实施例中,不需要设置冷机,可以降低成本以及节能减排。本实施例最大限度的减少了机械制冷,充分利用室外自然冷量和自来水的冷量,大大节省制冷***运行能耗,实现简单,可靠。本实施例充分利用峰谷电价政策,节约数据中心运营成本。
图4是本发明另一实施例提出的水侧自然冷却方法的流程示意图,该方法包括:
S41:采用自然冷却设备或者自来水,对输送到空调末端的冷冻水进行降温,或者,为空调末端输送冷冻水。
具体可以包括:
在室外环境温度小于预设温度时,采用冷却塔和板式换热器为输送到所述空调末端的冷冻水进行降温;或者,
在室外环境温度大于预设温度时,采用供水机组将自来水作为冷冻水输送到所述空调末端;或者,
在自来水不能满足冷冻水温要求时,采用降温装置对自来水进行降温,并根据降温后的自来水得到输送到所述空调末端的冷冻水。
具体的,根据室外环境温度或者自来水的温度,可以分为三种运行模式,分别是第一运行模式,第二运行模式和第三运行模式,在第一运行模式下,采用冷却塔和板式换热器对冷冻水进行降温,在第二运行模式下,将自来水作为冷冻水,在第三运行模式下,对自来水进行降温,将降温后的自来水与未经降温的自来水的混合水作为冷冻水,或者,将降温后的自来水作为冷冻水。每种运行模式的具体内容可以参见上述实施例中的相关描述,在此不再赘述。
可选的,当所述降温装置是蓄冰池时,所述方法还包括:
采用制冰机进行制冰,并将制得的并添加到所述蓄冰池内。
将冰添加到蓄冰池后,可以采用冰对自来水进行降温,以降低自来水的水温。
可选的,所述制冰机在峰谷电价阶段工作,或者,所述相变蓄冷装置在峰谷电价阶段进行制冷。
通过利用峰谷电价,可以有效降低成本。
可选的,该方法还可以包括:将经过空调末端后输出的自来水存储到蓄水池,并将所述蓄水池作为所述冷却塔的补水池。
通过回收经过空调末端输出的自来水,可以提高资源利用率。
S42:根据冷冻水产生冷风。
将降温后的冷冻水输送到空调末端,或者,将自来水作为冷冻水输送到空调末端,或者,将降温后的自来水与未降温的自来水的混合水作为冷冻水输送到空调末端后,空调末端可以利用水温较低的冷冻水产生冷风,使用冷风对数据中心的IT设备进行降温。
本实施例中,不需要设置冷机,可以降低成本以及节能减排。本实施例最大限度的减少了机械制冷,充分利用室外自然冷量和自来水的冷量,大大节省制冷***运行能耗,实现简单,可靠。本实施例充分利用峰谷电价政策,节约数据中心运营成本。
本发明实施例还提出了一种电子设备,包括:一个或者多个处理器;存储器;一个或者多个程序,所述一个或者多个程序存储在所述存储器中,当被所述一个或者多个处理器执行时:执行如本发明第一方面实施例任一项所述的方法。
本发明实施例还提出了一种非易失性计算机存储介质,所述计算机存储介质存储有一个或者多个模块,当所述一个或者多个模块被执行时:执行如本发明第一方面实施例任一项所述的方法。
需要说明的是,在本发明的描述中,术语“第一”、“第二”等仅用于描述目的,而不能理解为指示或暗示相对重要性。此外,在本发明的描述中,除非另有说明,“多个” 的含义是两个或两个以上。
流程图中或在此以其他方式描述的任何过程或方法描述可以被理解为,表示包括一个或更多个用于实现特定逻辑功能或过程的步骤的可执行指令的代码的模块、片段或部分,并且本发明的优选实施方式的范围包括另外的实现,其中可以不按所示出或讨论的顺序,包括根据所涉及的功能按基本同时的方式或按相反的顺序,来执行功能,这应被本发明的实施例所属技术领域的技术人员所理解。
应当理解,本发明的各部分可以用硬件、软件、固件或它们的组合来实现。在上述实施方式中,多个步骤或方法可以用存储在存储器中且由合适的指令执行***执行的软件或固件来实现。例如,如果用硬件来实现,和在另一实施方式中一样,可用本领域公知的下列技术中的任一项或他们的组合来实现:具有用于对数据信号实现逻辑功能的逻辑门电路的离散逻辑电路,具有合适的组合逻辑门电路的专用集成电路,可编程门阵列(PGA),现场可编程门阵列(FPGA)等。
本技术领域的普通技术人员可以理解实现上述实施例方法携带的全部或部分步骤是可以通过程序来指令相关的硬件完成,所述的程序可以存储于一种计算机可读存储介质中,该程序在执行时,包括方法实施例的步骤之一或其组合。
此外,在本发明各个实施例中的各功能单元可以集成在一个处理模块中,也可以是各个单元单独物理存在,也可以两个或两个以上单元集成在一个模块中。上述集成的模块既可以采用硬件的形式实现,也可以采用软件功能模块的形式实现。所述集成的模块如果以软件功能模块的形式实现并作为独立的产品销售或使用时,也可以存储在一个计算机可读取存储介质中。
上述提到的存储介质可以是只读存储器,磁盘或光盘等。
在本说明书的描述中,参考术语“一个实施例”、“一些实施例”、“示例”、“具体示例”、或“一些示例”等的描述意指结合该实施例或示例描述的具体特征、结构、材料或者特点包含于本发明的至少一个实施例或示例中。在本说明书中,对上述术语的示意性表述不一定指的是相同的实施例或示例。而且,描述的具体特征、结构、材料或者特点可以在任何的一个或多个实施例或示例中以合适的方式结合。
尽管上面已经示出和描述了本发明的实施例,可以理解的是,上述实施例是示例性的,不能理解为对本发明的限制,本领域的普通技术人员在本发明的范围内可以对上述实施例进行变化、修改、替换和变型。

Claims (13)

  1. 一种水侧自然冷却***,其特征在于,包括:
    空调末端,用于根据冷冻水产生冷风;
    冷却塔和板式换热器,用于在室外环境温度小于预设温度时,为输送到所述空调末端的冷冻水进行降温;
    供水机组,用于在室外环境温度大于预设温度时,将自来水作为冷冻水输送到所述空调末端;
    降温装置,用于在自来水不能满足冷冻水温要求时,对自来水进行降温,并根据降温后的自来水得到输送到所述空调末端的冷冻水。
  2. 根据权利要求1所述的***,其特征在于,
    所述降温装置是蓄冰池,所述冷冻水是经过蓄冰池后的自来水与未经过蓄冰池的自来水的混合水;或者,
    所述降温装置是相变蓄冷装置,所述冷冻水是经过相变蓄冷装置后的自来水。
  3. 根据权利要求2所述的***,其特征在于,当所述降温装置是蓄冰池时,所述***还包括:
    制冰机,用于制冰,并添加到所述蓄冰池中。
  4. 根据权利要求3所述的***,其特征在于,所述制冰机在峰谷电价阶段工作,或者,所述相变蓄冷装置在峰谷电价阶段进行制冷。
  5. 根据权利要求2-4任一项所述的***,其特征在于,还包括:
    蓄水池,用于存储经过空调末端后输出的自来水,并作为所述冷却塔的补水池。
  6. 根据权利要求1-5任一项所述的***,其特征在于,还包括:
    变频泵,为水的循环提供动力。
  7. 一种水侧自然冷却方法,其特征在于,包括:
    采用自然冷却设备或者自来水,对输送到空调末端的冷冻水进行降温,或者,为空调末端输送冷冻水;
    根据冷冻水产生冷风。
  8. 根据权利要求7所述的方法,其特征在于,所述采用自然冷却设备或者自来水,对输送到空调末端的冷冻水进行降温,或者,为空调末端输送冷冻水,包括:
    在室外环境温度小于预设温度时,采用冷却塔和板式换热器为输送到所述空调末端的冷冻水进行降温;或者,
    在室外环境温度大于预设温度时,采用供水机组将自来水作为冷冻水输送到所述空调 末端;或者,
    在自来水不能满足冷冻水温要求时,采用降温装置对自来水进行降温,并根据降温后的自来水得到输送到所述空调末端的冷冻水。
  9. 根据权利要求8所述的方法,其特征在于,当所述降温装置是蓄冰池时,所述方法还包括:
    采用制冰机进行制冰,并将制得的并添加到所述蓄冰池内。
  10. 根据权利要求9所述的方法,其特征在于,所述制冰机在峰谷电价阶段工作,或者,所述相变蓄冷装置在峰谷电价阶段进行制冷。
  11. 根据权利要求7-10任一项所述的方法,其特征在于,还包括:
    将经过空调末端后输出的自来水存储到蓄水池,并将所述蓄水池作为所述冷却塔的补水池。
  12. 一种电子设备,其特征在于,包括:
    一个或者多个处理器;
    存储器;
    一个或者多个程序,所述一个或者多个程序存储在所述存储器中,当被所述一个或者多个处理器执行时:
    执行如权利要求7-11任一项所述的方法。
  13. 一种非易失性计算机存储介质,其特征在于,所述计算机存储介质存储有一个或者多个模块,当所述一个或者多个模块被执行时:
    执行如权利要求7-11任一项所述的方法。
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