CN202048821U - Energy-saving secondary steam buffer tank for circulating water monitoring heat exchanger - Google Patents

Energy-saving secondary steam buffer tank for circulating water monitoring heat exchanger Download PDF

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Publication number
CN202048821U
CN202048821U CN2011200287319U CN201120028731U CN202048821U CN 202048821 U CN202048821 U CN 202048821U CN 2011200287319 U CN2011200287319 U CN 2011200287319U CN 201120028731 U CN201120028731 U CN 201120028731U CN 202048821 U CN202048821 U CN 202048821U
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steam
cylinder
heat exchanger
coil pipe
energy
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CN2011200287319U
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孟洁
马俊
孙轶民
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Nanjing Gongda Kaiyuan Environmental Protection Technology (chuzhou) Co Ltd
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Kaiyuan Chemical Co Ltd Nanjing University Of Technology
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Abstract

Provided is an energy-saving secondary steam buffer tank for a circulating water monitoring heat exchanger. The energy-saving secondary steam buffer tank comprises a cylinder, a coil pipe in the cylinder, a safety valve, a liquid level gauge, a connector, a return pipe, a pressure relief valve, etc. Steam supplied by a plant enters into the sealed heating coil pipe in the cylinder via a primary steam inlet. Heat energy is transmitted by the heating coil pipe to the medium of deionized water outside the coil pipe in the cylinder, so that secondary saturated steam is formed. Then the secondary saturated steam enters into a heat exchange pipe of the casing of the heat exchanger via the secondary steam connector. Heat is exchanged via the heat exchange pipe, and then the steam is condensed and returns into the cylinder of the buffer tank. In this way, the seal circulating application is realized. Primary steam from the outside goes through the coil pipe in the cylinder, does work, is condensed via a condenser, and then returns to the cylinder via a primary steam return port, achieving circulating application.

Description

循环水监测换热器用节能型二次蒸汽稳压罐Energy-saving secondary steam surge tank for circulating water monitoring heat exchanger

技术领域:本实用新型属于仪器仪表技术领域,涉及一种循环水在线监测换热器专用配置的二次蒸汽稳压罐,与循环水在线监测换热器组成一种监测循环水处理效果的测试系统。Technical field: The utility model belongs to the technical field of instruments and meters, and relates to a secondary steam surge tank specially configured for circulating water on-line monitoring heat exchanger, which forms a test for monitoring the treatment effect of circulating water with the circulating water on-line monitoring heat exchanger system.

背景技术:为了测试循环水加药控制金属设备的腐蚀、结垢问题,通常是靠采用一种便于拆卸的旁路模拟换热设备连接到循环水系统中,通过模拟循环水流量、流速和模拟换热设备换热温度、换热器材质…等等,来监测循环水加药处理效果。Background technology: In order to test the corrosion and scaling of metal equipment controlled by circulating water dosing, it is usually connected to the circulating water system by using a bypass simulation heat exchange device that is easy to disassemble. The heat exchange temperature of the heat exchange equipment, the material of the heat exchanger, etc., are used to monitor the treatment effect of the circulating water.

目前国内循环水监测换热器热源全部采用一次蒸汽,蒸汽压力、温度通过调节阀或开放式饱和罐来进行控制,以上二种控制方式容易出现蒸汽泄漏和调节失灵的现象,不利于现场环境和节能。为了解决以上不足之处,本发明采用了密闭的二次稳压技术,通过一次蒸汽通过筒体盘管加热筒体内盘管外侧的去离子水产生二次饱和蒸汽做监测换热器的热源,因此彻底杜绝了现场一次蒸汽调压不稳和跑、冒、滴、漏现象。At present, the heat source of domestic circulating water monitoring heat exchangers all use primary steam, and the steam pressure and temperature are controlled by regulating valves or open saturation tanks. The above two control methods are prone to steam leakage and regulation failure, which is not conducive to the site environment and energy saving. In order to solve the above deficiencies, the present invention adopts the airtight secondary voltage stabilization technology, and the primary steam passes through the cylinder coil to heat the deionized water outside the coil inside the cylinder to generate secondary saturated steam as the heat source of the monitoring heat exchanger. Therefore, the phenomenon of unstable steam pressure regulation and running, popping, dripping and leaking at the scene is completely eliminated.

发明内容:本实用新型的目的在于针对上述存在的问题,而提出的一种一次蒸汽通过筒体盘管加热筒体内盘管外侧的去离子水产生二次饱和蒸汽做监测换热器的热源的节能型二次蒸汽稳压罐。Summary of the invention: The purpose of this utility model is to solve the above-mentioned problems, and propose a method in which the primary steam passes through the cylinder coil to heat the deionized water outside the coil inside the cylinder to generate secondary saturated steam as the heat source for the monitoring heat exchanger Energy-saving secondary steam surge tank.

实现本实用新型目的的技术解决方案为:监测换热器用节能型二次蒸汽稳压罐,主要包括筒体、盘管、安全阀、液位计、接管,其特征在于筒体内设有一次蒸汽盘管,筒体上设有与一次蒸汽盘管相通的一次蒸汽进出口;筒体上还设有二次蒸汽接管、一次蒸汽回流口、安全阀及液位计;筒体外侧设有与监测换热器相连的连接管。The technical solution to realize the purpose of this utility model is: an energy-saving secondary steam surge tank for monitoring heat exchangers, mainly including a cylinder body, a coil pipe, a safety valve, a liquid level gauge, and a connecting pipe. It is characterized in that the cylinder body is provided with a primary steam Coil, the cylinder body is provided with a primary steam inlet and outlet connected to the primary steam coil; the cylinder body is also equipped with a secondary steam connection pipe, a primary steam return port, a safety valve and a liquid level gauge; Connecting pipes connecting the heat exchangers.

一般地,本实用新型的二次蒸汽稳压罐,置于监测换热器外侧,与循环水在线监测换热器通过管件连接为一个检测整体单元。Generally, the secondary steam surge tank of the present invention is placed outside the monitoring heat exchanger, and connected with the circulating water online monitoring heat exchanger through pipe fittings to form a detection integral unit.

二次蒸汽稳压罐的筒体上部连接控制筒体内部产生的二次蒸汽压力的安全阀;筒体外侧设有监测筒体内部液体容量的液位计。The upper part of the barrel of the secondary steam surge tank is connected to a safety valve that controls the pressure of the secondary steam generated inside the barrel; a liquid level gauge is installed outside the barrel to monitor the liquid capacity inside the barrel.

二次蒸汽稳压罐的旁管内通入一次蒸汽加热筒体内脱盐水产生100℃饱和稳压蒸汽送给监测换热器,作监测换热器稳定热源。The side pipe of the secondary steam surge tank is passed into the primary steam to heat the desalted water in the cylinder to generate 100°C saturated and stable pressure steam, which is sent to the monitoring heat exchanger as a stable heat source for the monitoring heat exchanger.

本实用新型的节能型二次蒸汽稳压罐,能够实现稳定压力的热源,重复使用一次和二次蒸汽,并减少水蒸气的用量,且安全、操作方便。The energy-saving secondary steam pressure stabilizing tank of the utility model can realize a stable pressure heat source, reuse primary and secondary steam, reduce the consumption of water vapor, and is safe and easy to operate.

附图说明:图1为本实用新型实施例的结构示意图。BRIEF DESCRIPTION OF THE DRAWINGS: Figure 1 is a schematic structural view of an embodiment of the utility model.

图中,1、底板;2、槽钢支腿;3、接管头;4、加强扁钢;5、一次蒸汽加热盘管;6、椭圆封头;7、支腿垫板;8、支腿盖板;9、法兰;10、接管;11、垫片;12、螺柱;13、螺母;14、垫圈;15、液位计;16、筒体;7、垫板;18、19、20、21、管头;22、接管;23、定位角钢;24、定位扁钢;a、加水漏斗口;b、压力表口;c、二次蒸汽接管;d、安全阀接口;e、一次蒸汽出口;f、冷凝回流接口;g、一次蒸汽进口;h1-h2、液位计口;i、放净口。In the figure, 1. Bottom plate; 2. Channel steel leg; 3. Connecting head; 4. Reinforced flat steel; 5. Primary steam heating coil; 6. Elliptical head; 7. Leg pad; 8. Leg Cover plate; 9, flange; 10, connecting pipe; 11, gasket; 12, stud; 13, nut; 14, washer; 15, liquid level gauge; 16, cylinder; 7, backing plate; 18, 19, 20, 21, pipe head; 22, connecting pipe; 23, positioning angle steel; 24, positioning flat steel; a, water funnel mouth; b, pressure gauge mouth; c, secondary steam connection; d, safety valve interface; e, primary Steam outlet; f, condensation return interface; g, primary steam inlet; h1-h2, liquid level gauge port; i, drain port.

具体实施方式:以下结合实施例和附图详细介绍本实用新型的结构和操作过程。Specific embodiments: The structure and operation process of the present utility model are described in detail below in conjunction with the embodiments and accompanying drawings.

实施例:本实施例如附图1所示,主要包括筒体16、盘管5、安全阀、液位计15、接管10等,筒体16内设有一次蒸汽盘管5,筒体16上设有与一次蒸汽盘管5相通的一次蒸汽进出口g、e;筒体16上还设有二次蒸汽接管c、一次蒸汽回流口(冷凝回流接口)f、安全阀及液位计15;筒体16外侧设有与监测换热器相连的连接管。Embodiment: This embodiment is shown in accompanying drawing 1, mainly comprises cylinder body 16, coil pipe 5, safety valve, liquid level gauge 15, connecting pipe 10 etc., cylinder body 16 is provided with primary steam coil pipe 5, cylinder body 16 There are primary steam inlets and outlets g and e connected to the primary steam coil 5; the cylinder 16 is also provided with a secondary steam connection c, a primary steam return port (condensation return interface) f, a safety valve and a liquid level gauge 15; A connecting pipe connected with the monitoring heat exchanger is arranged on the outer side of the cylinder body 16 .

本实施例是这样来运作的,如图1,由厂供蒸汽通过一次蒸汽进口g进入一次蒸汽加热盘管5使筒体16内介质去离子水形成饱和蒸汽由二次蒸汽接管C进入监测换热器壳层,换热后经冷凝重新回入稳压罐筒体16内,实现重复使用;一次蒸汽由一次蒸汽出口e经过冷凝由一次蒸汽回流口f回入筒体16,实现重复使用;安全阀接口d安装压力等级0.13~0.16MPa的安全阀,起到安全泄压作用。This embodiment operates in this way, as shown in Figure 1, the steam supplied by the factory enters the primary steam heating coil 5 through the primary steam inlet g to make the medium deionized water in the cylinder 16 form saturated steam, and then enters the monitoring exchange through the secondary steam connection C The shell of the heater, after heat exchange, is condensed and returned to the cylinder body 16 of the surge tank to realize repeated use; the primary steam is condensed from the primary steam outlet e and returned to the cylinder body 16 through the primary steam return port f to realize repeated use; The safety valve interface d is equipped with a safety valve with a pressure rating of 0.13-0.16MPa to play a role in safe pressure relief.

本实施例与循环水质量监测换热器配套使用,试管安装在壳体内,二次蒸汽稳压罐与壳体连接。具体地说是这样的操作的:This embodiment is used in conjunction with the circulating water quality monitoring heat exchanger, the test tube is installed in the shell, and the secondary steam surge tank is connected to the shell. Specifically, it works like this:

1、稳压罐内装蒸馏水,将去离子水(蒸馏水亦可)装入稳压罐,使水位升到稳压罐液位计水位标黄线为止(约15±4刻度值),加入1%缓蚀剂到蒸馏水中,关掉加水阀门。1. Put distilled water in the surge tank, put deionized water (distilled water is also acceptable) into the surge tank, make the water level rise to the yellow line of the liquid level gauge in the surge tank (about 15±4 scale value), add 1% Put the corrosion inhibitor into distilled water and close the water adding valve.

2、装上精密玻璃温度计,拧紧铜压盖;装上铂电阻传感器,拧紧铜压盖;铂电阻传感线接入智能仪表与计算机相连。2. Install the precision glass thermometer and tighten the copper gland; install the platinum resistance sensor and tighten the copper gland; the platinum resistance sensing line is connected to the smart instrument and connected to the computer.

3、接通循环水管道,关好相关阀门,打开相关阀门,将流量计调节阀阀门流量调节到1908升/时(流速1m/s)。3. Connect the circulating water pipeline, close the relevant valves, open the relevant valves, and adjust the flow rate of the flow meter regulating valve to 1908 liters/hour (flow rate 1m/s).

4、接通冷凝器冷却水,使冷凝器冷却水通畅。4. Connect the cooling water of the condenser to make the cooling water of the condenser unobstructed.

5、接通蒸汽管道:慢慢地调节蒸汽减压阀,使蒸汽压力表表压指示到0.15-0.20Mpa,半小时后看蒸汽压力表表压能否达到0.11-0.20Mpa(需稳压一段时间),如果蒸汽压力表表压稳定在0.11-0.12Mpa,再将蒸汽减压阀调节螺栓锁紧。如果蒸汽压力表表压在稳定状态下低于0.11-0.12Mpa,再将蒸汽减压阀调节到适当压力为止,总之使蒸汽压力表表压稳定在0.11-0.12Mpa范围内便可。5. Connect the steam pipeline: Slowly adjust the steam pressure reducing valve so that the pressure of the steam pressure gauge reaches 0.15-0.20Mpa. After half an hour, see if the pressure of the steam pressure gauge can reach 0.11-0.20Mpa (a period of pressure stabilization is required) Time), if the pressure of the steam pressure gauge is stable at 0.11-0.12Mpa, then lock the adjusting bolt of the steam pressure reducing valve. If the gauge pressure of the steam pressure gauge is lower than 0.11-0.12Mpa in a steady state, then adjust the steam pressure reducing valve to an appropriate pressure.

6、在运行中如果稳压罐液位下降,稳压罐水位低于水位标黄线时,关掉25#阀门,打开27#阀门,使冷凝管的冷凝水也进入稳压罐内,补充冷凝水不足,使水位升到水位标黄线时,关掉25#阀门,打开27#阀门,使冷凝管内凝水随循环水排出。6. If the liquid level of the surge tank drops during operation and the water level of the surge tank is lower than the yellow line of the water level mark, turn off the 25 # valve and open the 27 # valve so that the condensed water of the condensation pipe also enters the surge tank and supplements When the condensed water is insufficient and the water level rises to the yellow line of the water level mark, close the 25 # valve and open the 27 # valve to discharge the condensed water in the condensing pipe with the circulating water.

Claims (4)

1. recirculated water on-line monitoring heat exchanger is with energy-saving indirect steam vacuum tank, mainly comprise cylindrical shell, coil pipe, safety valve, liquid level gauge, adapter, it is characterized in that being provided with in the cylindrical shell primary steam coil pipe, cylindrical shell is provided with the primary steam that communicates with the primary steam coil pipe and imports and exports; Also be provided with indirect steam adapter, primary steam refluxing opening, safety valve and liquid level gauge on the cylindrical shell; The cylindrical shell outside is provided with the tube connector that links to each other with monitoring heat exchanger.
2. indirect steam vacuum tank as claimed in claim 1 is characterized in that it places the monitoring heat exchanger outside, is connected to one with recirculated water on-line monitoring heat exchanger by pipe fitting and detects integral unit.
3. indirect steam vacuum tank as claimed in claim 1 is characterized in that cylindrical shell top connects the safety valve of the indirect steam pressure of control inner barrel generation.
4. indirect steam vacuum tank as claimed in claim 1 is characterized in that the cylindrical shell outside is provided with the liquid level gauge of monitoring inner barrel liquid capacity.
CN2011200287319U 2011-01-28 2011-01-28 Energy-saving secondary steam buffer tank for circulating water monitoring heat exchanger Expired - Fee Related CN202048821U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103453787A (en) * 2012-05-29 2013-12-18 祥景精机股份有限公司 heat exchange device
CN106855371A (en) * 2017-02-28 2017-06-16 中冶华天工程技术有限公司 Using heat transferring medium indirect heat exchange coal oven dithio-gas heat exchanger

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103453787A (en) * 2012-05-29 2013-12-18 祥景精机股份有限公司 heat exchange device
CN103453787B (en) * 2012-05-29 2016-08-03 祥景精机股份有限公司 heat exchange device
CN106855371A (en) * 2017-02-28 2017-06-16 中冶华天工程技术有限公司 Using heat transferring medium indirect heat exchange coal oven dithio-gas heat exchanger

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C14 Grant of patent or utility model
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C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20161025

Address after: 239000 Anhui city of Chuzhou Province Higher Education Branch City Development Zone

Patentee after: Nanjing Gongda Kaiyuan environmental protection technology (Chuzhou) Co., Ltd.

Address before: 211500, No. 1, double lane road, Liuhe District, Jiangsu, Nanjing

Patentee before: Kaiyuan Chemical Co., Ltd., Nanjing University of Technology

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20111123

Termination date: 20190128

CF01 Termination of patent right due to non-payment of annual fee