CN-122016360-A - Mooring test system for waste heat turbine generator

CN122016360ACN 122016360 ACN122016360 ACN 122016360ACN-122016360-A

Abstract

The application discloses a mooring test system of a waste heat turbine generator, which comprises a steam generation unit, a steam storage device and a waste heat turbine generator, wherein the steam generation unit is arranged on a wharf and is configured to generate superheated steam, the steam storage device is arranged on a ship and is configured to store and stabilize the superheated steam generated by the steam generation unit, superheated steam is provided for a load test of the waste heat turbine generator, a grid-connected cooperative test of the waste heat turbine generator and other generator sets of the ship and a steam pipeline purging test, a first air port of the steam storage device is communicated with an air outlet of the steam generation unit through a first pipeline, the waste heat turbine generator is communicated with a second air port of the steam storage device, and the waste heat turbine generator is configured to receive the superheated steam output by the steam storage device and perform the load test of the waste heat turbine generator and the grid-connected cooperative test of the waste heat turbine generator and other generator sets of the ship in a mooring stage based on the superheated steam.

Inventors

YANG YIPING
LIU FEI
HUANG YUJIAN
Guo Dongwen
LI HUILUN
LUO YANHUI
KANG XINZHONG
LUO CHENGMING

Assignees

广船国际有限公司

Dates

Publication Date: 20260512
Application Date: 20260228

Claims (10)

1. A waste heat turbine generator mooring test system for full load and grid-tie testing of a waste heat turbine generator during a vessel mooring phase, comprising: a steam generation unit (100) provided on the quay (200) and configured to generate superheated steam; The system comprises a steam generation unit (100), a steam storage device (300), a first pipeline (500) and a second pipeline, wherein the steam storage device (300) is arranged on a ship (400) and is used for storing and stabilizing superheated steam generated by the steam generation unit (100) and providing superheated steam for a load test of a waste heat turbine generator, a grid-connected cooperative test of the waste heat turbine generator and other generator sets of the ship and a steam pipeline purging test; The waste heat turbine generator is communicated with the second air port of the steam storage device (300), and is configured to receive the superheated steam output by the steam storage device (300) and perform a load test of the waste heat turbine generator and a grid-connected cooperative test of the waste heat turbine generator and other generator sets of the ship in a mooring stage based on the superheated steam.
2. The waste heat turbine generator mooring test system according to claim 1, wherein the steam storage device (300) is provided with a third air port and a fourth air port, the third air port is communicated with the outlet of the front surrounding well steam drum (700) through a first purging passage, the fourth air port is communicated with the outlet of the rear surrounding well steam drum through a second purging passage, and the second air port of the steam storage device (300) is communicated with the ship outboard discharge pipeline through the waste heat turbine generator through a third purging passage.
3. The waste heat turbine generator mooring test system of claim 2, wherein the gas outlet ends of the first purge passage, the second purge passage, and the third purge passage are each provided with a purge detector configured to detect a residual amount of impurities after purging the pipeline to verify the pipeline cleanliness.
4. The waste heat turbine generator mooring test system of claim 1 wherein the first conduit (500) comprises: a first pipe section, a first end of which is communicated with an air outlet of the steam generating unit (100); A second pipe section, a first end of the second pipe section being in communication with a second end of the first pipe section; A third tube segment, a first end of the third tube segment being in communication with a second end of the second tube segment, the second end of the third tube segment being in communication with a first air port of the vapor storage device (300); the first tube segment and the third tube segment are configured as flexible tube segments, and the second tube segment is configured as a rigid tube segment.
5. The waste heat turbine generator mooring test system according to claim 4 wherein a plurality of omega-shaped expansion joints are provided on the second pipe section, wherein the omega-shaped expansion joints are configured to extend when the temperature of the second pipe section conveying medium is above a predetermined temperature and to retract when the temperature of the second pipe section conveying medium is below the predetermined temperature when the second pipe section conveying medium is conveying high temperature medium.
6. The mooring test system for the waste heat turbine generator according to claim 4, wherein the second pipe section of the first pipeline (500) is a seamless steel pipe, the second pipe section of the boarding tower (600) is arranged at a height higher than a normal water level by a preset height, the connection part of the first pipe section of the first pipeline (500) and the air outlet of the steam generation unit (100) is fixed by a fixing code, and the connection part of the third pipe section of the first pipeline (500) and the first air outlet of the steam storage device (300) is fixed by a fixing code.
7. The waste heat turbine generator mooring test system of claim 1, wherein the steam generating unit (100) comprises: A boiler (110), the boiler (110) being arranged on the quay (200), an air outlet of the boiler (110) being in communication with a first air port of the steam storage device (300), the boiler (110) being configured to generate superheated steam; -a tank (120), said tank (120) being arranged on said quay (200), -said tank (120) being in communication with a feed pump of said boiler (110), -said tank (120) being configured to provide fuel for the operation of said boiler (110); The water tank (130) is arranged on the wharf (200), the water tank (130) is communicated with a water supply pump of the boiler (110), and the water tank (130) is configured to provide an initial water source for the boiler (110) and recover condensate water after test.
8. The cogeneration mooring test system of claim 7, wherein a steam outlet valve is provided at an outlet of the boiler (110), and wherein the boiler (110) is further provided with a safety valve.
9. The exhaust heat turbine generator mooring test system according to claim 1, wherein an intake stop valve is provided at a first gas port of the steam storage device (300), and an exhaust stop check valve is provided at a second gas port of the steam storage device (300), a third gas port of the steam storage device (300), and a fourth gas port of the steam storage device (300).
10. The cogeneration mooring test system of claim 1, wherein the steam generation unit (100) is configured at a design pressure of 4bar to 12bar, a design temperature of 125 ℃ to 375 ℃, a steam production of 4.5T/h to 12.5T/h, and wherein the steam storage device (300) is configured at a design pressure of 4bar to 12bar, a design temperature of 125 ℃ to 375 ℃, and a capacity of 3.5m3 or more.

Description

Mooring test system for waste heat turbine generator Technical Field The application relates to the technical field of ship power system testing, in particular to a mooring test system of a waste heat turbine generator. Background Along with the upgrading of the environmental protection requirement of the ship, the ship is gradually provided with a waste heat turbine generator system, and the waste heat turbine generator system generates steam through the heating of host waste gas to drive power generation, and the waste heat turbine generator system, a diesel generator and a shaft generator are required to supply power for a main power grid of the ship together, so that the waste heat turbine generator system becomes an important component part of a power system of the ship. In order to ensure the reliability of the waste heat turbine generator system, according to the regulations of a classification society, the turbine generator needs to be subjected to a load test of running for 4 hours at 100% rated load and running for 0.5 hour at 110% rated load after shipment. Meanwhile, the requirement of high cleanliness of the steam pipeline is required to be guaranteed, and damage to the turbine wheel is avoided. However, due to limited mooring capacity of the wharf in the mooring stage, the main engine is mostly difficult to reach the load required by the test, so that the current turbine generator test is mainly developed in the pilot stage. There are still many problems with performing turbine generator tests during the pilot stage. Firstly, grid-connected compatibility of three generator sets with different characteristics is verified in advance to enter pilot navigation, pilot navigation risk is obviously increased, secondly, a load cylinder which is required to be additionally carried in the pilot navigation process is increased, the test period is increased, the cost is high, and finally, the procedure arrangement difficulty required to be carried out in the pilot navigation stage is high, the test success rate is uncertain, and the ship crossing progress is seriously affected. Disclosure of Invention An object of an embodiment of the present invention is to provide a mooring test system for a waste heat turbine generator, which can solve the above-mentioned problems in the prior art. In order to achieve the above purpose, the application adopts the following technical scheme: in one aspect, a mooring test system for a waste heat turbine generator is provided, for performing full load and grid-connected testing on the waste heat turbine generator in a ship mooring stage, comprising: a steam generation unit disposed on the dock and configured to generate superheated steam; The system comprises a steam generation unit, a steam storage device, a first pipeline, a second pipeline, a third pipeline, a fourth pipeline, a fifth pipeline, a third pipeline, a fourth pipeline and a fourth pipeline, wherein the steam storage device is arranged on a ship and is used for storing and stabilizing the superheated steam generated by the steam generation unit and providing superheated steam for a load test of a waste heat turbine generator, a grid-connected cooperative test of the waste heat turbine generator and other generator sets of the ship and a steam pipeline purging test; The waste heat turbine generator is communicated with the second air port of the steam storage device, and is configured to receive the superheated steam output by the steam storage device and perform a load test of the waste heat turbine generator and a grid-connected cooperative test of the waste heat turbine generator and other generator sets of the ship in a mooring stage based on the superheated steam. Preferably, the steam storage device is provided with a third air port and a fourth air port, the third air port is communicated with the front surrounding well steam drum outlet through a first purging passage, the fourth air port is communicated with the rear surrounding well steam drum outlet through a second purging passage, and the second air port of the steam storage device is communicated with a ship outboard discharge pipeline through a third purging passage through the waste heat turbine generator. Preferably, the air outlet ends of the first purging passage, the second purging passage and the third purging passage are respectively provided with a purging detector, and the purging detectors are configured to detect impurity residual quantity after purging the pipeline so as to verify the pipeline cleanliness. Preferably, the first pipeline includes: a first pipe section, wherein a first end of the first pipe section is communicated with an air outlet of the steam generation unit; A second pipe section, a first end of the second pipe section being in communication with a second end of the first pipe section; a third tube segment, a first end of the third tube segment being in communication with a second end of the second tube segment, t