CN-224228748-U - Integrated debugging system of external circulation diesel generating set

Abstract

An integrated debugging system of an external circulation diesel generating set is characterized in that a plurality of groups of integrated debugging units are arranged outside a water tower in parallel, each group of integrated debugging units comprises a circulating pump, a centrifugal pump system which is communicated with the circulating pump, a first control valve and a second control valve which are arranged on a pipeline at the rear end of the centrifugal pump system, the first control valve is arranged close to the centrifugal pump system, the second control valve is arranged close to the water tower, the centrifugal pump system comprises a centrifugal pump branch and a third control valve which is arranged in parallel with the centrifugal pump branch, a manual control valve and a centrifugal pump are connected to the centrifugal pump branch, the manual control valve is arranged between the circulating pump and the centrifugal pump, a plurality of groups of channels can be selected according to requirements at will, the rest channels can be correspondingly closed, the cooling requirements are met, and the performance stability of the diesel generating set in the working state is improved.

Inventors

• SHI TAO
• Ma Guidan
• WANG MINGYAN
• YANG SHUAI
• XU YONGHUI

Assignees

• 郑州佛光发电设备股份有限公司

Dates

Publication Date

20260512

Application Date

20250529

Claims (6)

1. 1. The integrated debugging system of the external circulation diesel generating set is characterized by comprising a plurality of groups of integrated debugging units which are arranged outside a water tower in parallel, wherein each group of integrated debugging units comprises a circulating pump, a centrifugal pump system which is communicated with the circulating pump, and a first control valve and a second control valve which are arranged on a pipeline at the rear end of the centrifugal pump system, the first control valve is arranged close to the centrifugal pump system, and the second control valve is arranged close to the water tower; The centrifugal pump system comprises a centrifugal pump branch and a third control valve which is arranged in parallel with the centrifugal pump branch, the centrifugal pump branch is provided with a manual control valve and a centrifugal pump, and the manual control valve is arranged between the circulating pump and the centrifugal pump.
2. 2. The integrated debugging system of the external circulation diesel generating set according to claim 1, wherein at least three groups of the integrated debugging units are arranged in parallel.
3. 3. The integrated debugging system of the external circulation diesel generating set, as set forth in claim 1 or 2, is characterized in that the integrated debugging units are provided with 3-6 groups in parallel.
4. 4. The integrated debugging system of the external circulation diesel generating set according to any one of claims 1 to 3, wherein the first control valve and the third control valve are butterfly valves, and the second control valve is a ball valve.
5. 5. The integrated debugging system of an external circulation diesel generator set, as set forth in claim 4, wherein the manual control valve is a manual butterfly valve.
6. 6. The integrated debugging system of an external circulation diesel generator set, as set forth in claim 4, wherein the circulation pump is connected with the generator set in a one-to-one correspondence.

Description

Integrated debugging system of external circulation diesel generating set Technical Field The utility model belongs to the technical field of diesel power generation equipment, and particularly relates to an integrated debugging system of an external circulation diesel generator set. Background The diesel engine unit works in two modes of air cooling and water cooling at present. The air cooling is to cool down by means of air blowing in a natural state. The water cooling is achieved by water circulation to cool the engine. The water cooling is divided into two types of radiator water cooling and water station circulation. The first type can be used for cooling through the radiator which is matched with corresponding power through the type selection. However, the water station has great circulation difficulty, and if multiple units run simultaneously, more factors are considered. The utility model discloses a double-circulation cooling system of a marine diesel generator set, which is technically characterized by comprising a fresh water circulation system, wherein the fresh water circulation system is provided with a cooling water thermostat arranged between an outlet of a diesel engine and a heat exchanger, an input end of the cooling water thermostat is connected with the outlet of the diesel engine, one of output ends of the cooling water thermostat is connected to an input end of the heat exchanger, a second output end of the cooling water thermostat is connected to a pipeline between the heat exchanger and the diesel engine, the cooling system is also provided with a sea water cooling system, the output end of a sea water pump of the sea water cooling system is provided with three paths, the first path is connected with a muffler, the second path is connected with the heat exchanger through a generator, the third path is connected with the heat exchanger through an air cooler, and the outlet temperature of the diesel engine is adjusted to be always maintained within a designed range mainly according to the outlet temperature of cooling water entering the cooling water thermostat, so that the cooling efficiency of the diesel generator set is improved. The utility model discloses a cooling water system of a diesel generating set, which is technically characterized by comprising a cold water system and a high-temperature water system, wherein the cold water system comprises an inter-cooling water outlet pipeline, an engine oil heat exchanger, a heat exchanger water outlet pipeline, an inter-cooling water pump water inlet pipeline and a radiator, cold water in a diesel engine enters the engine oil heat exchanger through the inter-cooling water outlet pipeline to cool engine oil of the diesel generating set firstly, enters the radiator through the heat exchanger water outlet pipeline to cool the engine oil, and returns to the diesel generating set through the inter-cooling water pump water inlet pipeline to cool compressed air of the diesel generating set. The high-temperature water system also comprises a high-temperature water outlet pipeline and a high-temperature water pump water inlet pipeline, wherein the high-temperature water of the diesel engine enters the radiator through the high-temperature water outlet pipeline and is cooled and then returned to the diesel engine set through the high-temperature water pump water inlet pipeline so as to cool high-temperature components such as a lever head piston which are directly contacted with fuel gas, so that the temperature of each part is controlled within a certain range, and the normal operation of the diesel engine set is ensured. However, for simultaneous operation of multiple units, the cooling requirement still cannot be met. Disclosure of Invention The utility model aims to overcome the defects in the prior art, and provides an integrated debugging system of an external circulation diesel generator set, which meets the cooling requirement and improves the performance stability of the diesel generator set in the working state. In order to solve the technical problems, the utility model adopts the following technical scheme: The integrated debugging system comprises a plurality of groups of integrated debugging units which are arranged outside a water tower in parallel, wherein each group of integrated debugging units comprises a circulating pump, a centrifugal pump system which is communicated with the circulating pump, and a first control valve and a second control valve which are arranged on a pipeline at the rear end of the centrifugal pump system, the first control valve is arranged close to the centrifugal pump system, and the second control valve is arranged close to the water tower; The centrifugal pump system comprises a centrifugal pump branch and a third control valve which is arranged in parallel with the centrifugal pump branch, the centrifugal pump branch is provided with a manual control valve and a centrifugal pump, and the manual co