Circulating cooling method of integrated fire-resistant oil station

Abstract

The invention discloses a circulating cooling method for an integrated fire-resistant oil station. A traditional fire-resistant oil station cannot supply oil normally when a motor pump breaks down, and meanwhile the traditional fire-resistant oil station has many defects in the aspect of reducing the oil temperature. The method comprises the following steps that high-pressure filters and pressure difference alarms are arranged at motor pump outlets corresponding to a main circulating pipeline and a standby circulating pipeline, alarming is conducted when blockage occurs, and meanwhile hydraulic oil is filtered again; the main circulating pipeline and the standby circulating pipeline are converged into a main circulating pipeline, the main circulating pipeline is divided into three paths, the first path enters an energy accumulator for energy storage and returns to an oil tank after energy storage, the second path directly returns to the oil tank, the third path supplies oil to an oil cylinder and a crisis interception module, and after oil return, heat exchange cooling is performed through a second cooler; cooling and returning to the oil tank. The circulating and cooling device is used for circulating and cooling the integrated fire-resistant oil station.

Description

Technical Field

[0001] The invention relates to a circulating cooling method for an integrated fire-resistant oil station. Background Art

[0002] The traditional fire-resistant oil station sets up a circulation pipeline to supply oil to the oil cylinder and the emergency isolation module. After the oil is supplied, the return oil will enter the cooler for cooling, and the cooled oil will return to the oil tank. This method will not be able to supply oil normally when the motor pump fails. At the same time, the traditional fire-resistant oil station has many shortcomings in reducing the oil temperature. Summary of the invention

[0003] The purpose of the present invention is to solve the above-mentioned technical problems and provide a circulating cooling method for an integrated fire-resistant oil station.

[0004] The above purpose is achieved through the following technical solutions: A circulating cooling method for an integrated fire-resistant oil station, the method comprising the following steps: (1) A total of three circulation pipelines are connected to the oil outlet of the oil tank, including a forced cooling circulation pipeline, a main circulation pipeline and a standby circulation pipeline. The oil tank outlets of the three circulation pipelines are all provided with oil suction filters, which can effectively filter the oil out of the oil tank. The oil out of the oil tank is circulated to the cooler through the forced cooling circulation pipeline, and then returns to the oil tank to cool the hydraulic oil after heat exchange with cooling water in the cooler; (2) A main motor pump is installed on the main circulation pipeline, and a backup motor pump is installed on the backup circulation pipeline. High-pressure filters and differential pressure alarms are installed at the outlets of the motor pumps corresponding to the main circulation pipeline and the backup circulation pipeline. When blockage occurs, an alarm is triggered and the hydraulic oil is filtered again. (3) The main circulation pipeline and the backup circulation pipeline are combined into a total circulation pipeline, which is divided into three routes. The first route enters the accumulator for energy storage and returns to the fuel tank after energy storage. The second route directly returns to the fuel tank. The third route supplies the oil cylinder and the emergency isolation module. After the oil returns, it will be cooled by heat exchange in the second cooler and then return to the fuel tank after cooling.

[0005] The circulating cooling method of the integrated fire-resistant oil station is described, the oil outlet of the oil tank is connected with a forced cooling circulation pipeline, a main circulation pipeline and a spare circulation pipeline, the forced circulation pipeline is divided into two, one is a forced circulation oil return pipe, and the other is a forced cooling pipe, the forced circulation oil return pipe is connected to the oil return port of the oil tank, the forced cooling pipe is connected to the cooler, and the oil outlet of the cooler is connected to the oil return port of the oil tank through a pipeline; The main circulation pipeline and the standby circulation pipeline are combined into a total circulation oil return pipe connected to the oil return port of the oil tank; The total circulation oil return pipe is connected with two branches, one of which is an energy storage oil inlet pipe, the energy storage oil inlet pipe is connected to the accumulator, and the outlet of the accumulator is connected to the oil return port of the oil tank through the energy storage oil outlet pipe; The other branch is an oil outlet pipe, which is connected to the oil cylinder and the emergency trip module.

[0006] In the circulating cooling method of the integrated fire-resistant oil station, a circulating motor pump is installed on the forced circulation pipeline.

[0007] In the circulating cooling method of the integrated fire-resistant oil station, a main motor pump is installed on the main circulating pipeline.

[0008] In the circulating cooling method of the integrated fire-resistant oil station, a spare motor pump is installed on the spare circulating pipeline.

[0009] In the circulating cooling method of the integrated fire-resistant oil station, the main circulating pipeline and the standby circulating pipeline are both equipped with a high-pressure filter and a pressure difference alarm.

[0010] In the circulating cooling method of the integrated fire-resistant oil station, oil pressure gauges are respectively installed on the forced cooling circulating pipeline, the main circulating pipeline and the standby circulating pipeline. Beneficial Effects

[0011] 1. The present invention provides a forced cooling circulation pipeline for forced cooling of the hydraulic oil, which can improve its cooling effect.

[0012] 2. The present invention provides oil suction filters at the oil tank outlet ends of the forced cooling circulation pipeline, the main circulation pipeline and the standby circulation pipeline, so as to effectively filter the oil out of the oil tank.

[0013] 3. The motor pump outlets corresponding to the main circulation pipeline and the standby circulation pipeline of the present invention are provided with high-pressure filters and differential pressure alarms. If the filter element is clogged, an alarm will be generated. At the same time, an oil pressure gauge is provided on the outlet pipeline of each motor pump to display the system pressure locally.

[0014] 4. The present invention is provided with two coolers, which are tubular heat exchangers, one of which is connected to the forced cooling circulation pipeline for forced circulation cooling, and the other is connected to the oil pressure return pipeline for heat exchange cooling of the oil pressure return, thereby improving its cooling effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is the principle diagram of the present invention; In the figure: 1. Oil tank; 2. Forced cooling circulation pipeline; 3. Circulation motor pump; 4. Forced circulation return pipe; 5. Forced cooling pipe; 6. Cooling water pipeline; 7. Energy storage oil outlet pipe; 8. Total circulation return pipe; 9. Accumulator; 10. Standby motor pump; 11. Main motor pump; 12. Standby circulation pipeline; 15. Energy storage oil inlet pipe; 16. Oil cylinder and emergency isolation module; 17. Cooler; 18. Main circulation pipeline; 19. Oil suction filter; 20. Oil outlet pipe; 21. High-pressure filter; 22. Pressure difference alarm; 23. Oil pressure gauge. DETAILED DESCRIPTION

[0016] Reference Figure 1 , a circulating cooling method for an integrated fire-resistant oil station, the method comprising the following steps: (1) A total of three circulation pipelines are connected to the oil outlet of the oil tank, including a forced cooling circulation pipeline, a main circulation pipeline and a standby circulation pipeline. The oil tank outlets of the three circulation pipelines are all provided with oil suction filters, which can effectively filter the oil out of the oil tank. The oil out of the oil tank is circulated to the cooler through the forced cooling circulation pipeline, and then returns to the oil tank to cool the hydraulic oil after heat exchange with cooling water in the cooler; (2) A main motor pump is installed on the main circulation pipeline, and a backup motor pump is installed on the backup circulation pipeline. High-pressure filters and differential pressure alarms are installed at the outlets of the motor pumps corresponding to the main circulation pipeline and the backup circulation pipeline. When blockage occurs, an alarm is triggered and the hydraulic oil is filtered again. (3) The main circulation pipeline and the backup circulation pipeline are combined into a total circulation pipeline, which is divided into three routes. The first route enters the accumulator for energy storage and returns to the fuel tank after energy storage. The second route directly returns to the fuel tank. The third route supplies the oil cylinder and the emergency isolation module. After the oil returns, it will be cooled by heat exchange in the second cooler and then return to the fuel tank after cooling.

[0017] A circulating cooling method for an integrated fire-resistant oil station, comprising: an oil tank 1, the oil outlet of the oil tank is connected to a forced cooling circulation pipeline 2, a main circulation pipeline 18 and a spare circulation pipeline 12, the forced circulation pipeline is divided into two, one is a forced circulation oil return pipe 4, and the other is a forced cooling pipe 5, the forced circulation oil return pipe is connected to the oil return port of the oil tank, the forced cooling pipe is connected to a cooler 17, and the oil outlet of the cooler is connected to the oil return port of the oil tank through a pipeline; The main circulation pipeline and the standby circulation pipeline are combined into a total circulation oil return pipe 8 which is connected to the oil return port of the oil tank; The total circulation oil return pipe is connected with two branches, one of which is an energy storage oil inlet pipe 15, the energy storage oil inlet pipe is connected to the accumulator 9, and the outlet of the accumulator is connected to the oil return port of the oil tank through the energy storage oil outlet pipe 7; The other branch is an oil outlet pipe, which is connected to the oil cylinder and the emergency trip module 16.

[0018] In the circulating cooling method of the integrated fire-resistant oil station, a circulating motor pump 3 is installed on the forced circulation pipeline.

[0019] In the circulating cooling method of the integrated fire-resistant oil station, a main motor pump 11 is installed on the main circulating pipeline.

[0020] In the above-mentioned circulating cooling method for an integrated fire-resistant oil station, a spare motor pump 10 is installed on the above-mentioned spare circulating pipeline.

[0021] In the circulating cooling method of the integrated fire-resistant oil station, a high-pressure filter 21 and a pressure difference alarm 22 are installed on the main circulating pipeline and the standby circulating pipeline.

[0022] In the circulating cooling method of the integrated fire-resistant oil station, the forced cooling circulating pipeline, the main circulating pipeline and the standby circulating pipeline are respectively installed with oil pressure gauges 23.

Claims

1. A circulating cooling method for an integrated fire-resistant oil station, characterized in that: The method comprises the following steps: (1) A total of three circulation pipelines are connected to the oil outlet of the oil tank, including a forced cooling circulation pipeline, a main circulation pipeline and a standby circulation pipeline. The oil tank outlets of the three circulation pipelines are all provided with oil suction filters, which can effectively filter the oil out of the oil tank. The oil out of the oil tank is circulated to the cooler through the forced cooling circulation pipeline, and then returns to the oil tank to cool the hydraulic oil after heat exchange with cooling water in the cooler; (2) A main motor pump is installed on the main circulation pipeline, and a backup motor pump is installed on the backup circulation pipeline. High-pressure filters and differential pressure alarms are installed at the outlets of the motor pumps corresponding to the main circulation pipeline and the backup circulation pipeline. When blockage occurs, an alarm is triggered and the hydraulic oil is filtered again. (3) The main circulation pipeline and the backup circulation pipeline are combined into a total circulation pipeline, which is divided into three routes. The first route enters the accumulator for energy storage and returns to the fuel tank after energy storage. The second route directly returns to the fuel tank. The third route supplies the oil cylinder and the emergency isolation module. After the oil returns, it will be cooled by heat exchange in the second cooler and then return to the fuel tank after cooling.

2. The circulating cooling method of an integrated fire-resistant oil station according to claim 1 is characterized by: The oil outlet of the oil tank is connected to a forced cooling circulation pipeline, a main circulation pipeline and a spare circulation pipeline. The forced circulation pipeline is divided into two routes, one is a forced circulation oil return pipe, and the other is a forced cooling pipe. The forced circulation oil return pipe is connected to the oil return port of the oil tank. The forced cooling pipe is connected to the cooler. The oil outlet of the cooler is connected to the oil return port of the oil tank through a pipeline. The main circulation pipeline and the standby circulation pipeline are combined into a total circulation oil return pipe connected to the oil return port of the oil tank; The total circulation oil return pipe is connected with two branches, one of which is an energy storage oil inlet pipe, the energy storage oil inlet pipe is connected to the accumulator, and the outlet of the accumulator is connected to the oil return port of the oil tank through the energy storage oil outlet pipe; The other branch is an oil outlet pipe, which is connected to the oil cylinder and the emergency trip module.

3. The circulating cooling method of an integrated fire-resistant oil station according to claim 2 is characterized by: A circulation motor pump is installed on the forced circulation pipeline.

4. The circulating cooling method of an integrated fire-resistant oil station according to claim 2 is characterized by: A main motor pump is installed on the main circulation pipeline.

5. The circulating cooling method of an integrated fire-resistant oil station according to claim 2 is characterized by: A standby motor pump is installed on the standby circulation pipeline.

6. The circulating cooling method of an integrated fire-resistant oil station according to claim 2 is characterized by: The main circulation pipeline and the standby circulation pipeline are both equipped with high-pressure filters and differential pressure alarms.

7. The circulating cooling method of an integrated fire-resistant oil station according to claim 2 is characterized by: The forced cooling circulation pipeline, the main circulation pipeline and the standby circulation pipeline are respectively installed with oil pressure gauges.

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