Waste heat condensation water system of adsorption device

Abstract

The utility model provides an adsorption device waste heat condensation water system, a turbine condensate main pipeline outlet is connected with a backflow pipeline inlet, the backflow pipeline is sequentially connected with a first waste heat condensation water tank and a first waste heat condensation water pump, and a backflow pipeline outlet is connected with a top inlet of the first waste heat condensation water tank; the backflow pipeline is connected with a condensate pump rear pipeline inlet, the condensate pump rear pipeline inlet is connected to the rear path of the first waste heat condensate pump, a condensate pump rear pipeline outlet is connected to the heat exchange unit, the condensate pump rear pipeline is connected with a condensate delivery pipeline inlet, and the condensate delivery pipeline is sequentially connected with a first valve and a delivery control valve set. An outlet of the condensed water delivery pipeline is connected to a condensed water delivery power plant pipeline; waste heat condensed water can be merged into a condensed water pipe network and conveyed to a thermal power plant, and therefore the purpose of recovering condensed water of the generator is achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to adsorption device technical field, especially a kind of adsorption device waste heat condensate system. BACKGROUND

[0002] 0.46Mpa steam surplus situation appears during 1.0Mpa steam heat tracing period of aromatic hydrocarbon factory in winter, 0.46Mpa steam line of the design of original waste heat generator unit is connected to 0.18Mpa low-pressure steam line and is networked, and power generation is increased.Turbine work is done, condensate enters condensate tank, and is sent to evaporator by condensate pump, evaporator uses fixed discharge mode to remove solid impurities in normal time, and salt is discharged by continuous discharge mode, and it needs to be replenished by turbine condensate line to maintain the liquid level of condensate tank.Because 0.46Mpa steam is replenished in large quantities, external condensate is closed, and the liquid level of condensate tank also rises, and condensate is discharged at the outlet position of condensate pump, and condensate waste occurs. SUMMARY

[0003] In view of the above problems, the purpose of the present application is to provide a kind of adsorption device waste heat condensate system, so that it can be integrated into condensate pipe network with waste heat condensate, and sent to thermal power plant, so as to achieve the purpose of condensate recovery of generator.

[0004] To achieve part or all of the above purposes or other purposes, the present application provides the following technical solution: a kind of adsorption device waste heat condensate system, including turbine condensate main line, backflow line, condensate pump post line, condensate external sending line;The turbine condensate main line is connected to backflow line, and the backflow line is sequentially connected with a first waste heat condensate tank and a first waste heat condensate pump, and the backflow line outlet is connected with the top inlet of the first waste heat condensate tank;Condensate pump post line inlet is connected on the backflow line, and condensate pump post line inlet is connected in the back of the first waste heat condensate pump, and condensate pump post line outlet is connected to heat exchange unit, and condensate pump post line is connected with condensate external sending line inlet, and condensate external sending line is sequentially connected with a first valve and external sending control valve group, and condensate external sending line outlet is connected on condensate external sending power plant line.

[0005] Further, the return pipeline is connected with a first branch pipeline in parallel, the first branch pipeline is connected with a front road of a first waste heat condensate tank, the first branch pipeline is connected with a rear road of a first waste heat condensate pump, the first branch pipeline is sequentially connected with a second waste heat condensate tank and a second waste heat condensate pump; the return pipeline and the first branch pipeline are connected through a cross road pipeline, one end of the cross road pipeline is connected between the first waste heat condensate tank and the first waste heat condensate pump, and the other end of the cross road pipeline is connected between the second waste heat condensate tank and the second waste heat condensate pump; the return pipeline is connected with a second branch pipeline, and the second branch pipeline is connected with a top inlet of the second waste heat condensate tank.

[0006] Further, the condensate water delivery pipeline is sequentially connected with a second guide pipe, a second valve and a third valve near the outlet; and the delivery control valve group is connected with a first guide pipe.

[0007] Further, the condensate water delivery pipeline is sequentially connected with a second guide pipe, a second valve and a third valve near the outlet; and the delivery control valve group is connected with a first guide pipe.

[0008] Further, the turbine condensate main pipeline is connected with a water supply valve group; the return pipeline is connected with a pressure stabilizing valve group, and the pressure stabilizing valve group is connected with a rear road of the first waste heat condensate pump; the condensate pump rear pipeline is connected with an outlet pipeline inlet, the outlet pipeline is connected with an outlet valve group, and the outlet pipeline is connected with a rain outlet.

[0009] Further, the condensate water delivery pipeline is sequentially connected with a second guide pipe, a second valve and a third valve near the outlet; and the delivery control valve group is connected with a first guide pipe.

[0010] Compared with the prior art, the beneficial effects of the utility model are that the waste heat condensate water can be integrated into the condensate water pipe network and delivered to the thermal power plant, so that the purpose of generator condensate water recovery is achieved. BRIEF DESCRIPTION OF DRAWINGS

[0011] Fig. 1 It is a structural schematic diagram of the utility model;

[0012] Fig. 2 It is a structural schematic diagram of the original waste heat generator set;

[0013] Fig. 3 It is a structural schematic diagram of the original condensate water return system;

[0014] In the figure: 1, turbine condensate main pipeline, 2, reflux pipeline, 3, No. 1 waste heat condensate tank, 4, No. 1 waste heat condensate pump, 5, condensate pump after pipeline, 6, condensate delivery pipeline, 7, delivery control valve group, 8, condensate delivery power plant pipeline, 9, first branch pipeline, 10, No. 2 waste heat condensate tank, 11, No. 2 waste heat condensate pump, 12, cross pipeline, 13, second branch pipeline, 14, thermal condensate pump, 15, water supply valve group, 16, pressure stabilizing valve group, 17, discharge pipeline, 18, discharge valve group, 101, No. 1 valve, 102, No. 1 guide, 103, No. 2 guide, 104, No. 2 valve, 105, No. 3 valve, 106, No. 4 valve, 107, No. 3 guide, 108, condensate delivery control valve. DETAILED DESCRIPTION

[0015] In order to make the structure and function of the utility model more clear, the technical scheme in the utility model embodiment will be clearly and completely described below by combining the drawings in the utility model embodiment.

[0016] Referring to the drawings Figs. 1-3 A waste heat condensate water system of an adsorption device, comprising a turbine condensate main pipeline 1, a reflux pipeline 2, a condensate pump after pipeline 5 and a condensate delivery pipeline 6; the turbine condensate main pipeline 1 is connected with the reflux pipeline 2, the reflux pipeline 2 is sequentially connected with a No. 1 waste heat condensate tank 3 and a No. 1 waste heat condensate pump 4, and the outlet of the reflux pipeline 2 is connected with the top inlet of the No. 1 waste heat condensate tank 3; the reflux pipeline 2 is connected with the inlet of the condensate pump after pipeline 5, the inlet of the condensate pump after pipeline 5 is connected behind the No. 1 waste heat condensate pump 4, the outlet of the condensate pump after pipeline 5 is connected with a heat exchange unit, the condensate pump after pipeline 5 is connected with the inlet of the condensate delivery pipeline 6, the condensate delivery pipeline 6 is sequentially connected with a No. 1 valve 101 and a delivery control valve group 7, and the outlet of the condensate delivery pipeline 6 is connected with the condensate delivery power plant pipeline 8.

[0017] The reflux pipeline 2 is connected with the inlet of the second branch pipeline 13, and the outlet of the second branch pipeline 13 is connected with the top inlet of the No. 2 waste heat condensate tank 10.

[0018] The condensate water delivery pipeline 6 is connected with the second guide pipe 103, the second valve 104 and the third valve 105 in sequence near the outlet; the delivery control valve group 7 is connected with the first guide pipe 102; a valve is added on the side of the delivery thermal power plant pipeline, and a guide pipe is added before the valve to facilitate sampling before grid connection.

[0019] The condensate water delivery plant pipeline 8 is connected with the thermal condensate pump 14, the fourth valve 106, the third guide pipe 107 and the condensate water delivery control valve 108 in sequence, and the outlet of the condensate water delivery plant pipeline 8 is output to the thermal power plant; the outlet of the condensate water delivery pipeline 6 is connected before the fourth valve 106.

[0020] The turbine condensate main pipeline 1 is connected with the water supply valve group 15; the return pipeline 2 is connected with the pressure stabilizing valve group 16, which is connected after the first waste heat condensate pump 4; the pipeline after the condensate pump 5 is connected with the inlet of the discharge pipeline 17, the discharge pipeline 17 is connected with the discharge valve group 18, and the outlet of the discharge pipeline 17 is connected with the rainwater discharge.

[0021] The pipeline before the delivery control valve group 7 of the condensate water delivery pipeline 6 is insulated with aluminum silicate cotton, and the first valve 101 is insulated with aluminum silicate cotton.

[0022] Operation content:

[0023] 1. In summer, the condensate water delivery pipeline 6 is not used, and the flow is isolated in summer, and the guide pipe emptying pipeline is used.

[0024] 2. In winter, the condensate water delivery pipeline 6 is used, because the condensate water delivery pipeline 6 is intermittently used between seasons, it needs to be discharged at the boundary, and after the sampling pipeline is qualified, the valve is opened and connected to the condensate water pipe network and sent to the thermal power plant, so as to achieve the purpose of generator condensate recovery.

[0025] The above only discloses the preferred embodiment of the present application, and of course cannot limit the scope of the present application, so the equivalent changes made according to the claims of the present application still fall within the scope of the present application.

Claims

1. A system for condensing waste heat from an adsorption device, comprising: The turbine condensate main pipeline (1), the backflow pipeline (2), the condensate pump post pipeline (5), and the condensate delivery pipeline (6) are included. The turbine condensate main pipeline (1) is connected to the backflow pipeline (2). The backflow pipeline (2) is sequentially connected to the first waste heat condensate tank (3) and the first waste heat condensate pump (4). The backflow pipeline (2) outlet is connected to the top inlet of the first waste heat condensate tank (3). The backflow pipeline (2) is connected to the condensate pump post pipeline (5) inlet. The condensate pump post pipeline (5) inlet is connected to the back of the first waste heat condensate pump (4). The condensate pump post pipeline (5) outlet is connected to the heat exchange unit. The condensate pump post pipeline (5) is connected to the condensate delivery pipeline (6) inlet. The condensate delivery pipeline (6) is sequentially connected to the first valve (101) and the delivery control valve group (7). The condensate delivery pipeline (6) outlet is connected to the condensate delivery power plant pipeline (8).

2. The system of claim 1, wherein: The backflow pipeline (2) is connected to the first branch pipeline (9) in parallel. The first branch pipeline (9) inlet is connected to the front of the first waste heat condensate tank (3). The first branch pipeline (9) outlet is connected to the back of the first waste heat condensate pump (4). The first branch pipeline (9) is sequentially connected to the second waste heat condensate tank (10) and the second waste heat condensate pump (11). The backflow pipeline (2) and the first branch pipeline (9) are connected by the cross pipeline (12). One end of the cross pipeline (12) is connected between the first waste heat condensate tank (3) and the first waste heat condensate pump (4). The other end of the cross pipeline (12) is connected between the second waste heat condensate tank (10) and the second waste heat condensate pump (11). The backflow pipeline (2) is connected to the second branch pipeline (13) inlet. The second branch pipeline (13) outlet is connected to the top inlet of the second waste heat condensate tank (10).

3. The system of claim 1, wherein: The condensate delivery pipeline (6) is sequentially connected to the second guide (103), the second valve (104), and the third valve (105) near the outlet. The delivery control valve group (7) is connected to the first guide (102).

4. The system of claim 1, wherein: The condensate delivery power plant pipeline (8) is sequentially connected to the thermal condensate pump (14), the fourth valve (106), the third guide (107), and the condensate delivery control valve (108). The condensate delivery power plant pipeline (8) outlet is output to the thermal power plant. The condensate delivery pipeline (6) outlet is connected to the front of the fourth valve (106).

5. The system of claim 1, wherein: The turbine condensate main pipeline (1) is connected to the water supply valve group (15). The backflow pipeline (2) is connected to the pressure stabilizing valve group (16). The pressure stabilizing valve group (16) is connected to the back of the first waste heat condensate pump (4). The condensate pump post pipeline (5) is connected to the external discharge pipeline (17) inlet. The external discharge pipeline (17) is connected to the external discharge valve group (18). The external discharge pipeline (17) outlet is connected to the rain discharge.

6. The system of claim 1, wherein: The pipeline before the delivery control valve group (7) on the condensate delivery pipeline (6) is insulated with aluminum silicate cotton. The first valve (101) is insulated with aluminum silicate cotton.

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