CN201772672U - 低压蒸汽凝水余热回收装置 - Google Patents

低压蒸汽凝水余热回收装置 Download PDF

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Publication number
CN201772672U
CN201772672U CN2010202040246U CN201020204024U CN201772672U CN 201772672 U CN201772672 U CN 201772672U CN 2010202040246 U CN2010202040246 U CN 2010202040246U CN 201020204024 U CN201020204024 U CN 201020204024U CN 201772672 U CN201772672 U CN 201772672U
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water
heat
condensed water
pressure steam
coagulates
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梁刚强
徐长周
李娉婷
马士鑫
王海静
王辰
卢尚有
葛惠晨
迟振斌
运栋
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Panasonic Appliances Refrigeration System Dalian Co Ltd
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DALIAN SANYANG REFRIGERATING Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/27Relating to heating, ventilation or air conditioning [HVAC] technologies
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/62Absorption based systems
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P80/00Climate change mitigation technologies for sector-wide applications
    • Y02P80/10Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
    • Y02P80/15On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply

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Abstract

本实用新型涉及余热回收装置。一种低压蒸汽凝水余热回收装置,涉及低压蒸汽型发生器,发生器一端为蒸汽进口,另一端设置有凝水排出管路,凝水排出管路连接凝水水箱进水口,凝水水箱出水口通过凝水管路连通热回收器,凝水管路上装有凝水水泵,热回收器内布置有吸热管路。本实用新型在低压蒸汽发生器的凝水排出管路处加装余热回收装置,余热回收装置结构简单,由水箱收集凝水后,控制器根据液位电极检测水位信号控制凝水水泵工作,将凝水泵入热回收器,热回收器吸收凝水热量,同时加热了吸热管路中的溴化锂溶液,进行热量循环利用,降低最终排出的凝水温度,降低蒸汽耗量,实现环保节能。

Description

低压蒸汽凝水余热回收装置
技术领域
本实用新型涉及余热回收装置,特别是低压蒸汽凝水余热回收利用的蒸汽型溴化锂冷水机组的余热回收装置。
背景技术
通常蒸汽型溴化锂冷水机组,蒸汽压力在0.05MPa以上,都设置有蒸汽凝水余热回收装置,凝水可以顺利排出机组,不会影响机组运行。但对于蒸汽压力在0.05MPa以下的低压蒸汽型溴化锂冷水机组,如图1所示,不设置蒸汽凝水余热回收装置,而是蒸汽进入机组发生器后,受换热管内阻力和蒸汽冷凝的影响,发生器出口的压力降至接近大气压力,凝水可以自然排出,但是此种方式排出凝水的温度接近100℃,存在很大的热量损失,造成能源浪费。
发明内容
本实用新型的目的在于克服上述低压蒸汽凝水热量浪费问题,提供一种低压蒸汽凝水余热回收装置,结构简单,有效回收低压蒸汽凝水余热,节能环保,适用于蒸汽型溴化锂冷水机组。
本实用新型的目的是这样实现的:一种低压蒸汽凝水余热回收装置,涉及低压蒸汽型发生器,发生器一端为蒸汽进口,另一端设置有凝水排出管路,凝水排出管路连接凝水水箱进水口,凝水水箱出水口通过凝水管路连通热回收器,凝水管路上装有凝水水泵,热回收器内布置有吸热管路。
凝水水箱上设置有放气阀和液位电极,液位电极信号连接控制器,控制器同时驱动连接凝水水泵。
所述热回收器上设置有凝水进口和凝水出口,凝水出口与凝水管路连通。
所述热回收器采用管壳式换热器或板式换热器。
所述吸热管路是溴化锂溶液管路,一端为溴化锂溶液进口,一端为溴化锂溶液出口。
所述溴化锂溶液进口和出口与凝水进口和出口垂直设置。
本实用新型在低压蒸汽发生器的凝水排出管路处加装余热回收装置,余热回收装置结构简单,由水箱收集凝水后,控制器根据液位电极检测水位信号控制凝水水泵工作,将凝水泵入热回收器,热回收器吸收凝水热量,同时加热了吸热管路中的溴化锂溶液,进行热量循环利用,降低最终排出的凝水温度,降低蒸汽耗量,实现环保节能。
(四)附图说明:
图1是传统低压蒸汽发生器凝水装置结构示意图。
图2是本实用新型的结构示意图。
(五)具体实施方式:
下面结合附图对本实用新型作进一步详细说明:
低压蒸汽型余热回收装置,如图2所示,涉及溴化锂冷水机组的发生器1,发生器1一端设有蒸汽进口7,另一端设有凝水排出管路8,凝水排出管路8连接凝水水箱2的进水口,凝水水箱2的出水口连接凝水管路,凝水管路上装有凝水水泵3,凝水管路连接热回收器4,热回收器上设置有凝水进口和凝水出口9,凝水出口与凝水管路连通,热回收器设有吸热管路,本机组中吸热管路是溴化锂溶液管路,一端为溴化锂溶液进口10,一端为溴化锂溶液出口11。凝水进口和凝水出口9与溴化锂溶液进口10和溴化锂溶液出口11垂直(也可以呈一定角度)布置在热回收器上。同时凝水水箱2上部设有放气口5和液位电极6,液位电极与控制器12信号连接,控制器驱动连接凝水水泵,实现自动控制。
工作时低压蒸汽通过蒸汽进口7,进入发生器1,在发生器1中蒸汽凝结为凝水,通过蒸汽排出管路8进入凝水水箱2,凝水水箱2收集凝结水,不凝性气体从放气口5排出,凝水通过凝水水泵3从凝水水箱2排出,液位电极6和控制器控制凝水水泵3的变频运转及启停,凝水通过凝水水泵3进入热回收器4,从凝水出口9排出,溴化锂溶液通过溴化锂溶液进口10和溴化锂溶液出口11,这样溴化锂溶液吸收凝水的热量,从而达到凝水热量的回收利用。

Claims (6)

1.一种低压蒸汽凝水余热回收装置,涉及低压蒸汽型发生器,发生器一端为蒸汽进口,另一端设置有凝水排出管路,其特征是:凝水排出管路连接凝水水箱进水口,凝水水箱出水口通过凝水管路连通热回收器,凝水管路上装有凝水水泵,热回收器内布置有吸热管路。
2.根据权利要求1所述的低压蒸汽凝水余热回收装置,其特征是:凝水水箱上设置有放气阀和液位电极,液位电极信号连接控制器,控制器同时驱动连接凝水水泵。
3.根据权利要求1或2所述的低压蒸汽凝水余热回收装置,其特征是:热回收器上设置有凝水进口和凝水出口,凝水出口与凝水管路连通。
4.根据权利要求1或2所述的低压蒸汽凝水余热回收装置,其特征是:热回收器采用管壳式换热器或板式换热器。
5.根据权利要求1或2所述的低压蒸汽凝水余热回收装置,其特征是:吸热管路是溴化锂溶液管路,一端为溴化锂溶液进口,一端为溴化锂溶液出口。
6.根据权利要求5所述的低压蒸汽凝水余热回收装置,其特征是:溴化锂溶液进口和出口与凝水进口和出口垂直设置。
CN2010202040246U 2010-05-26 2010-05-26 低压蒸汽凝水余热回收装置 Expired - Fee Related CN201772672U (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103742331A (zh) * 2014-01-06 2014-04-23 莱芜钢铁集团有限公司 一种内燃机车蒸汽换热加温设备
CN111397421A (zh) * 2020-03-20 2020-07-10 松下制冷(大连)有限公司 一种乏汽取热器及其应用的乏汽余热回收机组

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103742331A (zh) * 2014-01-06 2014-04-23 莱芜钢铁集团有限公司 一种内燃机车蒸汽换热加温设备
CN111397421A (zh) * 2020-03-20 2020-07-10 松下制冷(大连)有限公司 一种乏汽取热器及其应用的乏汽余热回收机组
CN111397421B (zh) * 2020-03-20 2021-12-24 松下制冷(大连)有限公司 一种乏汽取热器及其应用的乏汽余热回收机组

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C56 Change in the name or address of the patentee

Owner name: PANASONIC REFRIGERATION (DALIAN) CO., LTD.

Free format text: FORMER NAME: DALIAN SANYANG REFRIGERATING CO., LTD.

CP03 Change of name, title or address

Address after: 116000 Dalian economic and Technological Development Zone, Huaihe West Road, No. 117, No. 118 (Pine Street, No. 10) (No.)

Patentee after: Matsushita refrigeration (Dalian) Co., Ltd.

Address before: 116600 No. 118 West Huaihe Road, Dalian economic and Technological Development Zone, Liaoning

Patentee before: Dalian Sanyang Refrigerating Co., Ltd.

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

Granted publication date: 20110323

Termination date: 20160526