CN-224216606-U - Full-automatic steam quality detector

CN224216606UCN 224216606 UCN224216606 UCN 224216606UCN-224216606-U

Abstract

The utility model relates to the technical field of steam quality detection, in particular to a full-automatic steam quality detector which comprises a flow limiting device, a heating device, a heat exchange device, a non-condensable gas measuring device and a controller, wherein the flow limiting device is used for reducing pressure of steam to be detected to atmospheric pressure, the heating device is connected with the flow limiting device and used for heating the throttled steam to superheated steam, the heat exchange device is connected with the heating device and used for condensing the steam, the non-condensable gas measuring device is connected with the heat exchange device and used for collecting non-condensable gas, and the flow limiting device, the heating device, the heat exchange device and the non-condensable gas measuring device are all connected with the controller.

Inventors

WU ZHENYU
FU PEISHUN
ZHONG FAMING
ZENG KAI
MA DEYING
ZHU XIAOHUI

Assignees

山东新华医疗器械股份有限公司

Dates

Publication Date: 20260508
Application Date: 20250429

Claims (8)

1. A full-automatic steam quality detector is characterized by comprising A flow limiting device for decompressing the steam to be measured to atmospheric pressure; The heating device is connected with the flow limiting device and is used for heating the steam to superheated steam; the heat exchange device is connected with the heating device and used for condensing steam; The non-condensable gas measuring device is connected with the heat exchange device and is used for collecting non-condensable gas; The flow limiting device, the heating device, the heat exchange device and the non-condensable gas measuring device are all connected with the controller.
2. The full-automatic steam quality detector according to claim 1, wherein the flow limiting device comprises a steam expansion pipe (4), the steam expansion pipe (4) is connected with a flow limiting terminal (1), and a first pressure sensor (2) and a first temperature sensor (3) are arranged on the steam expansion pipe (4); The first pressure sensor (2) and the first temperature sensor (3) are connected with the controller.
3. The full-automatic steam quality detector according to claim 2, wherein the heating device comprises a steam heating pipe (6), the steam heating pipe (6) is communicated with the steam expansion pipe (4), heating equipment (5) is arranged in the steam heating pipe (6), and the steam heating pipe (6) is connected with a second temperature sensor (7); The heating device (5) and the second temperature sensor (7) are connected with the controller.
4. A fully automatic steam quality detector according to claim 3, characterized in that the heating device (5) is an electric heating rod, which is connected to a controller.
5. The full-automatic steam quality detector according to claim 4, wherein the electric heating rod is suspended in the steam heating pipe (6), one end of the electric heating rod extends out through the steam expansion pipe (4), and the electric heating rod is fixedly connected with the steam expansion pipe (4).
6. A fully automatic steam quality detector according to claim 3, characterized in that the heat exchange means comprises a condensation device (10) and a first calandria (18), the first calandria (18) being in communication with the outlet of the steam heating pipe (6) through a first valve (8); The inlet end of the condensing equipment (10) is communicated with the outlet of the steam heating pipe (6) through a second valve (9); The outlet of the condensing equipment (10) is communicated with the non-condensable gas measuring device, and a third temperature sensor (11) is arranged at the communication part of the condensing equipment (10) and the non-condensable gas measuring device; The first valve (8), the second valve (9), the condensing equipment (10) and the third temperature sensor (11) are connected with the controller.
7. The fully automatic steam quality detector according to claim 6, characterized in that the condensing device (10) is an air-cooled chiller.
8. The fully automatic steam quality detector according to claim 6, wherein the non-condensable gas measuring device comprises a non-condensable gas measuring cylinder (14), the non-condensable gas measuring cylinder (14) being connected to a second pressure sensor (12); The non-condensable gas measuring cylinder (14) is provided with an exhaust port and a water outlet, the exhaust port of the non-condensable gas measuring cylinder (14) is connected with a fourth valve (16), the water outlet of the non-condensable gas measuring cylinder (14) is communicated with the inlet end of the condensed water measuring cylinder (15), and the condensed water measuring cylinder (15) is connected with a third pressure sensor (13); The outlet of the condensed water measuring cylinder (15) is communicated with a second drain pipe (19) through a third valve (17).

Description

Full-automatic steam quality detector Technical Field The utility model relates to the technical field of steam quality detection, in particular to a full-automatic steam quality detector. Background Steam quality is a non-negligible parameter in industrial production that directly affects plant efficiency, product quality, and operating costs. The superheat degree, the non-condensable gas content and the dryness are three important parameters for detecting the steam quality. The existing steam quality detection mode is generally manually measured, the liquid level needs to be calculated for two continuous readings when the content of the non-condensable gas is measured, the temperature in a pipeline and the temperature in a vacuum cup need to be recorded in real time when the dryness is measured, the measurement time needs to be controlled, the measurement steps are complex, the calculation is complex, the time is long, and the operation level of technicians has great influence on the accuracy of the measurement result. According to the steam quality detector disclosed by the publication No. CN220649951U, although the detection of whether steam leaks at the joint of the threaded sleeve and the threaded pipe is realized through the structural design of the leakage early warning mechanism, a specific process of steam quality detection is not disclosed. The whole structure of other existing steam quality detectors is complex, the operation process is complex, the cost is high, the throttled pipeline layout can not enable steam to be released to the atmospheric pressure, and further improvement and optimization are provided. Disclosure of utility model The utility model aims to solve the technical problems of overcoming the defects of the prior art and providing a full-automatic steam quality detector. The application adopts the technical proposal that the full-automatic steam quality detector comprises: A flow limiting device for decompressing the steam to be measured to atmospheric pressure; The heating device is connected with the flow limiting device and used for heating the throttling steam to superheated steam; the heat exchange device is connected with the heating device and used for condensing steam; The non-condensable gas measuring device is connected with the heat exchange device and is used for collecting non-condensable gas; The flow limiting device, the heating device, the heat exchange device and the non-condensable gas measuring device are all connected with the controller. The flow limiting device comprises a steam expansion pipe, the steam expansion pipe is connected with a flow limiting terminal, and a first pressure sensor and a first temperature sensor are arranged on the steam expansion pipe; The first pressure sensor and the first temperature sensor are connected with the controller. The heating device comprises a steam heating pipe which is communicated with the steam expansion pipe, heating equipment is arranged in the steam heating pipe, and the steam heating pipe is connected with a second temperature sensor; The heating device and the second temperature sensor are connected with the controller. The heating equipment is an electric heating rod which is connected with the controller. The electric heating rod is suspended in the steam heating pipe, one end of the electric heating rod penetrates through the steam expansion pipe to extend out, and the electric heating rod is fixedly connected with the steam expansion pipe. The heat exchange device comprises condensing equipment and a first calandria, and the first calandria is communicated with the outlet of the steam heating pipe through a first valve; the inlet end of the condensing equipment is communicated with the outlet of the steam heating pipe through a second valve; The outlet of the condensing equipment is communicated with the non-condensable gas measuring device, and a third temperature sensor is arranged at the communication part of the condensing equipment and the non-condensable gas measuring device; the first valve, the second valve, the condensing equipment and the third temperature sensor are connected with the controller. The condensing equipment is an air-cooled cooler. The non-condensable gas measuring device comprises a non-condensable gas measuring cylinder, and the non-condensable gas measuring cylinder is connected with a second pressure sensor; the non-condensable gas measuring cylinder is provided with an exhaust port and a water outlet, the exhaust port of the non-condensable gas measuring cylinder is connected with a fourth valve, the water outlet of the non-condensable gas measuring cylinder is communicated with the inlet end of the condensed water measuring cylinder, and the condensed water measuring cylinder is connected with a third pressure sensor; The outlet of the condensed water measuring cylinder is communicated with the second calandria through the third valve. The first and second pipes are communi