WO2018171341A1

WO2018171341A1 - System for using energy-storing water pipes of multiple high-rise buildings to generate electricity

Info

Publication number: WO2018171341A1
Application number: PCT/CN2018/075025
Authority: WO
Inventors: 葛新峰; 陈慧楠; 徐旭; 藏伟; 姚婷婷; 池宇凯
Original assignee: 河海大学
Priority date: 2017-03-20
Filing date: 2018-02-02
Publication date: 2018-09-27
Also published as: CN106801448B; JP6873444B2; JP2020514594A; CA3057187C; CN106801448A; CA3057187A1

Abstract

Disclosed is a system for using energy-storing water pipes (1-3) of multiple high-rise buildings to generate electricity, the system comprising an energy-storing water pipe apparatus (1), a lower water pipeline apparatus (2) fitting with the energy-storing water pipe apparatus (1), an underground communicating water intake pipeline (4), an underground pressurised water reservoir (5), a water turbine and an electricity generating system (6), wherein each high-rise building is configured with an energy-storing water pipe apparatus (1) and a lower water pipeline apparatus (2), the energy-storing water pipe apparatus (1), via a water intake pipeline, leading rainwater and daily polluted water into an energy-storing water pipe (1-3); each high-rise building is configured with an underground communicating water intake pipeline (4), the underground communicating water intake pipeline (4) leading water in the energy-storing water pipe (1-3) into the underground pressurised water reservoir (5), the underground pressurised water reservoir (5) balancing the water level in each energy-storing water pipe (1-3), and when the water level in the energy-storing water pipe (1-3) exceeds a certain height H1, starting to generate electricity, and when the water level reduces to H0, stopping electricity generation.

Description

System for generating electricity by using energy storage pipes of a plurality of high-rise buildings

Technical field

The invention relates to a system for generating electricity by using a plurality of high-rise building energy storage pipes, and belongs to the technical field of energy recycling and utilization.

Background technique

With the development of China's economy and the continuous improvement of living standards, the environmental pollution caused by domestic sewage is increasing. At present, the discharge of domestic sewage in China is increasing, and the treatment and recycling of domestic sewage is particularly important.

Summary of the invention

The technical problem to be solved by the present invention is to overcome the defects of the prior art and provide a system for generating electricity by using a plurality of high-rise building energy storage pipes, and storing sewage of a plurality of high-rise buildings through a plurality of energy storage water pipes. Bring together together for centralized power generation and rational reuse of water resources.

In order to solve the above technical problems, the present invention provides a system for generating electricity using a plurality of high-rise building energy storage pipes, including an energy storage water pipe device, a sewage pipe device matched with an energy storage water pipe device, an underground connected water conduit, and a ground pressure storage. Pool, turbine and power generation system, each high-rise building is equipped with an energy storage pipe device and a sewer pipe device;

The energy storage water pipe device is arranged beside the high-rise building sewage pipe, and the energy storage water pipe device comprises a rainwater water inlet pipe, an energy storage sewage water diversion pipe, a energy storage water pipe, an energy storage sewage drainage pipe, and the rainwater water inlet pipe is arranged on the floor. The top is directly connected to the energy storage water pipe, and the rainwater from the roof is introduced into the energy storage water pipe from the rainwater inlet pipe; the rainwater inlet pipe has an upward facing gap in the sewage pipe; the energy storage sewage water guiding pipe is from five The building begins to be installed, and is connected with the energy storage water pipe through a valve. The energy storage sewage water guiding pipe has an upward facing gap in the sewage pipe. When the water level in the energy storage water pipe is below the valve, the valve opens, and the water level gradually rises. The valve is closed by the water pressure, and the sewage flows from the gap to the sewage pipe; three water levels are set in the energy storage water pipe, respectively, the stop water level H ₀ , the power generation water level H ₁ , the highest water level H ₂ , and the liquid level signal means for sensing the liquid level; when the water level reaches the power storage level H _1, the turbine power generation is started; when the water level drops to the level H ₀ is stopped when the power generation is stopped When the water level reaches the highest water level H _2, excess sewage flows from the sewer pipe upwardly notch rain water; the water drainage channel is in the cleaning water tank to the sewage discharging pipe network;

The pipeline device comprises a backup rainwater inlet pipeline, a sewage sewage water conduit, a sewage pipeline, and a sewage sewage drainage pipeline, wherein the rainwater inlet pipeline is disposed above the rainwater inlet pipeline, and the standby rainwater inlet pipeline is connected with the sewage pipeline, and is accumulated. When the water reaches the height of the standby rainwater inlet pipe, the accumulated water flows directly from the standby rainwater inlet pipe through the sewage pipe; the sewage sewage water pipe starts from the first floor, and the first floor to the fourth floor are directly connected to the sewage pipe, and the fourth floor The above floors are connected to the energy storage sewage water conduit in the energy storage water pipe device; the pipeline discharges the sewage directly into the water pipe network through the sewage sewage drainage pipe;

The underground connected water diversion pipes are arranged underground, and each of the high-rise buildings is provided with an underground connected diversion pipe, and each of the underground connected diversion pipes introduces water in the storage pipes of the respective high-rise buildings into the underground pressure storage reservoir;

The underground pressurized water storage tank has a plurality of energy storage water inlets and one water outlet pipe, and the energy storage water pipes of each high-rise building correspond to one energy storage water pipe inlet, and the water of the energy storage water pipes is collected into one container and the water outlet pipe Used to introduce water from a vessel into a turbine and a power generation system;

The water turbine and the power generation system include a power generation water inlet pipe, a water turbine, a generator, a pool, and a pool drain pipe, and the power inlet pipe is connected with a pressure reservoir in the underground to guide the sewage to the turbine, so that the sewage is led to the turbine. Rotate and drive the generator to work, and output the power to the grid or directly to the high-rise tap water booster pump for power supply operation; the pool is a water storage device, and excess water is drained through the pool drain pipe to the down pipe network. When the height of the floor of several high-rise buildings is the same, the stop water level H ₀ is 1/3 of the whole building height, the power generation water level H ₁ is the second top floor occupying the whole building height, and the highest water level H ₂ is the whole building height; When the height of the floors of several high-rise buildings is different, the stop water level H ₀ is 1/3 of the lowest building height, the power generation water level H ₁ is the second highest floor of the lowest building height, and the highest water level H ₂ is the lowest building height.

The normally closed valve k1 is disposed in the aforementioned energy storage sewage drainage pipe, and is opened when the decontamination cleaning of the water pipe is performed.

In each of the above-mentioned underground connected water conduits, there is a valve k2, which is normally open, and is closed when the system is overhauled or drained.

The aforementioned water storage water inlet is provided with a valve k3, which is normally open and closed when decontamination is performed.

The aforementioned power inlet pipe and the water turbine are connected by a normally open valve k4, and the normally open valve k4 is closed when the water pipe is cleaned and cleaned.

The volume of the aforementioned underground pressure reservoir is 50% of the volume of one energy storage water pipe.

The aforementioned turbine and power generation system are arranged on the ground. If underground, it is necessary to ensure that the effluent flows into the urban sewage pipe network.

The aforementioned impact turbine is used in a water turbine.

The aforementioned high-rise buildings are residential buildings with more than 10 floors or houses with a height of more than 28 m.

The beneficial effects achieved by the invention:

The invention saves the sewage of a plurality of high-rise buildings through a plurality of energy storage water pipes, collects them together for centralized power generation processing, and the generated electric energy is connected to the grid or supplies power to the booster pump, thereby greatly saving energy. Reasonable reuse of water resources has improved the environment, economic benefits, environmental benefits and social benefits.

DRAWINGS

1 is a structural diagram of a system for generating electricity from a plurality of high-rise buildings using energy storage pipes;

Figure 2 is a layout view of the energy storage water pipe device of the present invention;

Figure 3 is a layout diagram of the sewer pipe device of the present invention

Figure 4 is a layout view of a subterranean pressure reservoir device in the present invention;

Figure 5 is a layout view of a water turbine and a power generation system in the present invention;

In the picture:

H ₀ is the stop water level of the energy storage water pipe; H ₁ is the power generation water level of the energy storage water pipe; H ₂ is the highest water level of the energy storage water pipe;

a ₁ is the inlet of the rainwater inlet pipe; a ₂ is the inlet of the standby rainwater inlet pipe;

b ₁ , b ₂ , b ₃ , b ₄ , b ₅ , b ₆ , b ₇ , b ₈ , b ₉ , b ₁₀ , b ₁₁ , b ₁₂ are inlets of the sewage water conduits of the respective floors;

c ₅ , c ₆ , c ₇ , c ₈ , c ₉ , c ₁₀ , c ₁₁ , c ₁₂ are the upward gaps of the energy storage sewage water conduit in the sewer pipe;

d ₅ , d ₆ , d ₇ , d ₈ , d ₉ , d ₁₀ , d ₁₁ , d ₁₂ are valves connected to the energy storage sewage water conduit and the energy storage water pipe;

E0 is the outlet of the sewer pipe; e1 is the outlet of the storage pipe into the outlet of the lower pipe; e2 is the inlet of the storage pipe into the underground connected diversion pipe; e3 is the inlet of the power generation inlet pipe into the pool; e4 is the drainage channel of the pool into the sewage Pipe network outlet;

k ₁ is a normally closed valve; k ₂ is a normally open valve; k3 is a pressure reservoir inlet valve, normally open valve; k4 is a power inlet water pipe valve, power generation is turned on, and no power is turned off.

detailed description

The invention is further described below. The following examples are only intended to more clearly illustrate the technical solutions of the present invention, and are not intended to limit the scope of the present invention.

As shown in FIG. 1, the system for generating electricity by using a plurality of high-rise building energy storage pipes includes a plurality of high-rise building energy storage water pipe devices 1, and a sewage pipe device supporting the energy storage water pipe device, and an underground communication water conduit 4 There is a pressure reservoir 5, a turbine and a power generation system 6 underground. specific,

As shown in Fig. 2, each high-rise building is provided with an energy storage water pipe device and a sewage pipe device, and the energy storage water pipe device 1 is disposed beside the high-rise building sewage pipe, and the energy storage water pipe device 1 includes a rainwater water inlet pipe 1 -1, energy storage sewage diversion pipe 1-2, energy storage water pipe 1-3, energy storage sewage drainage pipe 1-4, wherein the rainwater inlet pipe 1-1 is set at the top of the floor, directly with the energy storage pipe 1-3 Connected, the roof rainwater is introduced into the energy storage water pipe 1-3 from the rainwater inlet pipe. In Figure 2, a1 is the rainwater inlet pipe. The rainwater inlet pipe 1-1 has an upwardly facing gap in the sewer pipe 2-3. When the water level of the energy storage pipe 1-3 reaches the highest water level H2, the water overflows into the sewer pipe 2-3 via the notch; When large-scale rainwater falls, the accumulated water on the roof can be directly discharged from the sewage pipe 2-3 by the auxiliary rainwater inlet pipe 2-1. In Figure 2, a2 is the inlet of the standby rainwater inlet pipe. The energy storage sewage water diversion pipe 1-2 is set from the fifth floor, connected to the energy storage water pipe 1-3 through the valve (d5-d12), and has an upward gap (c5-c12) in the sewer pipe; The water level in the water pipe 1-3 is below the valve, and the valve is opened. As the water level is gradually increased, the valve is closed by the water pressure, and the sewage flows from the gap to the sewage pipe. Three water levels are set in the energy storage water pipe 1-3, respectively, the stop water level H ₀ , the power generation water level H ₁ , and the highest water level H ₂ , and the liquid level is sensed by the liquid level annunciator; when the heights of the plurality of high-rise buildings are the same Take H ₀ as 1/3 of the whole building height, H ₁ is the sub-top of the whole building, and H ₂ is the whole building height. When the height of the floors of several high-rise buildings is different, take H ₀ as 1/3 of the minimum height, H ₁ is the lowest floor of the lowest building, and H ₂ is the lowest building height. Due to the underground connected water diversion pipeline, the water level in the energy storage water pipes of each high-rise building is the same. When the water level in the energy storage water pipes 1-3 reaches the power generation water level H ₁ , the water turbine starts to generate electricity; when the water level drops to the stop When the water level is H ₀ , the power generation is stopped; in the rainy season, when the water level reaches the highest water level H ₂ , the excess sewage flows into the sewage pipe from the upward gap of the rainwater inlet pipe 1-1, or directly flows into the sewage pipe by the standby rainwater inlet pipe. The energy storage sewage drainage pipe 1-4 is to discharge the sewage to the lower water pipe network when cleaning the energy storage water pipe 1-3. The normally closed valve k1 is installed in the energy storage sewage drainage pipe 1-4, and is opened when the water pipe is decontaminated and cleaned. In the figure, e1 is the energy storage water pipe entering the outlet of the lower water pipe network, and the normally closed state is used for decontamination cleaning of the water pipe. turn on.

As shown in FIG. 3, the sewage pipe device 2 includes a backup rainwater inlet pipe 2-1, a sewage sewage water conduit 2-2, a sewage pipe 2-3, and a sewage sewage drainage pipe 2-4, wherein the standby rainwater inlet pipe 2 -1 is set on the rainwater inlet pipe 1-1, and the standby rainwater inlet pipe 2-1 is connected to the sewage pipe 2-3. When large-scale rainwater is encountered, more water is accumulated to the height of the standby rainwater inlet pipe 2-1. At the time, the accumulated water flows directly from the auxiliary rainwater inlet pipe through the sewage pipe 2-3. The sewage water diversion pipe 2-2 is installed from the first floor, and the first to fourth floors are directly connected to the sewer pipe 2-3, and the floors above the fourth floor are connected to the energy storage sewage diversion pipe 1-2 in the energy storage pipe device 1. In the figure, b1—b12 are the inlets of the sewage water diversion pipe. The sewer pipe 2-3 discharges the sewage directly into the sewer network through the sewage drain pipe 2-4. In the figure, e0 is the outlet of the sewer pipe.

Since each high-rise building is equipped with a storage water pipe, the water of multiple energy storage pipes can be connected through the underground communication diversion pipe 4, and the underground communication diversion pipe 4 is arranged underground, without affecting the road traffic within the community, each high-rise building The object is equipped with an underground connected diversion pipe, such as 4-1,4-2, 4-3 in Figure 1, and each underground connected diversion pipe introduces water from the storage pipes of the respective high-rise buildings into the underground with pressure storage. In the pool 5, the water in the plurality of energy storage pipes is connected through the balance of the underground pressure storage tank 5 and the underground communication water conduit, so that the water levels in the different energy storage pipes can be adjusted to each other to reach the equilibrium water level. In each underground connecting diversion pipe, there is a valve k2, which is normally open. When the system is overhauled or drained, the underground connecting diversion pipe has the function of a communicating device; in the figure, e2 is the storage water pipe entering the underground connecting diversion pipe inlet. .

As shown in FIG. 4, the underground pressure storage tank 5 has a plurality of energy storage water inlets and a water outlet pipe, and the energy storage water pipe of each high-rise building corresponds to a water storage inlet of the energy storage pipe, as shown in FIG. -1, 5-2, 5-3, the valve k3 is installed at the water inlet of the energy storage pipe, and the valve k3 is normally open, and is closed when decontamination is performed. 5-4 is a water outlet pipe with a pressure reservoir, and 5-5 is a container for collecting water of a plurality of energy storage pipes. The volume of the container should not be too large, generally 2 to 3 m ³ , and 1 energy storage water pipe. 50% of the volume has the function of balancing the water level in the energy storage pipes of several high-rise buildings. The container should have the ability to withstand high pressure (if the height of the building is 100 meters, it must resist more than 10 atmospheres, and it is necessary to retain a certain anti-high pressure margin, and it is advisable to take 12 atmospheres). 5-6 is the entrance door of the underground pressure reservoir, which is normally closed. When the sewage needs to be drained, the three valves k3 are closed, and the reservoir is opened to enter the door, and the pressure reservoir can be used for decontamination.

The water turbine and power generation system 6 shown in FIG. 5 includes a power generation water inlet pipe 6-1, a water turbine 6-2, a generator 6-3, a pool 6-4, and a pool drain pipe 6-5, wherein power generation The water inlet pipe 6-1 and the water turbine 6-2 are connected by a normally open valve k4, and the normally open valve k4 is closed when the water pipe is cleaned and cleaned. The power inlet pipe 6-1 is connected to the underground pressure reservoir, and the sewage is led to the turbine 6-2, which rotates and drives the generator 6-3 to work, and the electric energy is outputted into the grid or directly pressurizes the high-rise tap water. The pump is powered. The water storage tank 6-4 is a water storage device, and the excess water is discharged to the lower water pipe network through the drainage channel drainage pipe 6-5. In the figure, e3 is the power generation water inlet pipe entering the water pool inlet, and e4 is the water storage basin drainage. The pipe enters the outlet of the lower pipe network.

The turbine and power generation system should be arranged on the ground. If it is underground, it is necessary to ensure that the effluent flows into the urban sewage pipe network. The impact turbine of the turbine 6-2 of the present invention generates electricity, and the generated electric energy can be connected to the grid, or directly The high-rise tap water booster pump is powered. The impact turbine is characterized by a small flow, high lift and wide efficiency zone. At the same time, the flow rate of the turbine is increased compared with a single energy storage pipe, and the output and stability of the hydroelectric power generation system are greatly improved.

The high-rise building of the present invention is preferably a residential building with more than 10 floors or a house height of more than 28 m, so that the system has good applicability and economic value.

The above is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make several improvements and modifications without departing from the technical principles of the present invention. It should also be considered as the scope of protection of the present invention.

Claims

A system for generating electricity from a plurality of high-rise building energy storage pipes, comprising: an energy storage water pipe device, a sewer pipe device matched with an energy storage water pipe device, an underground connected water diversion pipe, an underground pressurized water storage tank, a water turbine, and a power generation system Each high-rise building is equipped with an energy storage pipe device and a sewer pipe device;

The energy storage water pipe device is arranged beside the high-rise building sewage pipe, and the energy storage water pipe device comprises a rainwater water inlet pipe, an energy storage sewage water diversion pipe, a energy storage water pipe, an energy storage sewage drainage pipe, and the rainwater water inlet pipe is arranged on the floor. The top is directly connected to the energy storage water pipe, and the rainwater from the roof is introduced into the energy storage water pipe from the rainwater inlet pipe; the rainwater inlet pipe has an upward facing gap in the sewage pipe; the energy storage sewage water guiding pipe is from five The building begins to be installed, and is connected with the energy storage water pipe through a valve. The energy storage sewage water guiding pipe has an upward facing gap in the sewage pipe. When the water level in the energy storage water pipe is below the valve, the valve opens, and the water level gradually rises. The valve is closed by the water pressure, and the sewage flows from the gap to the sewage pipe; three water levels are set in the energy storage water pipe, respectively, the stop water level H 0 , the power generation water level H 1 , the highest water level H 2 , and the liquid level signal means for sensing the liquid level; when the water level reaches the power storage level H 1, the turbine power generation is started; when the water level drops to the level H 0 is stopped when the power generation is stopped When the water level reaches the highest water level H 2, excess sewage flows from the sewer pipe upwardly notch rain water; the water drainage channel is in the cleaning water tank to the sewage discharging pipe network;

The pipeline device comprises a backup rainwater inlet pipeline, a sewage sewage water conduit, a sewage pipeline, and a sewage sewage drainage pipeline, wherein the rainwater inlet pipeline is disposed above the rainwater inlet pipeline, and the standby rainwater inlet pipeline is connected with the sewage pipeline, and is accumulated. When the water reaches the height of the standby rainwater inlet pipe, the accumulated water flows directly from the standby rainwater inlet pipe through the sewage pipe; the sewage sewage water pipe starts from the first floor, and the first floor to the fourth floor are directly connected to the sewage pipe, and the fourth floor The above floors are connected to the energy storage sewage water conduit in the energy storage water pipe device; the pipeline discharges the sewage directly into the water pipe network through the sewage sewage drainage pipe;

The underground connected water diversion pipes are arranged underground, and each of the high-rise buildings is provided with an underground connected diversion pipe, and each of the underground connected diversion pipes introduces water in the storage pipes of the respective high-rise buildings into the underground pressure storage reservoir;

The underground pressurized water storage tank has a plurality of energy storage water inlets and one water outlet pipe, and the energy storage water pipes of each high-rise building correspond to one energy storage water pipe inlet, and the water of the energy storage water pipes is collected into one container and the water outlet pipe Used to introduce water from a vessel into a turbine and a power generation system;

The water turbine and the power generation system include a power generation water inlet pipe, a water turbine, a generator, a pool, and a pool drain pipe, and the power inlet pipe is connected with a pressure reservoir in the underground to guide the sewage to the turbine, so that the sewage is led to the turbine. Rotate and drive the generator to work, and output the power to the grid or directly to the high-rise tap water booster pump for power supply operation; the pool is a water storage device, and excess water is drained through the pool drain pipe to the down pipe network.
A system for generating electricity using a plurality of high-rise building energy storage pipes according to claim 1, wherein when the heights of the plurality of high-rise buildings are the same, the stop water level H 0 is 1/ of the entire building height. 3. The power generation level H 1 is the sub-top of the whole building, and the highest water level H 2 is the whole building height; when the height of the floor of several high-rise buildings is different, the stop water level H 0 is the lowest height 1/ 3. The power generation level H 1 is the second highest level of the lowest building height, and the highest water level H 2 is the minimum height of the building.
A system for generating electricity using a plurality of high-rise building energy storage pipes according to claim 1, wherein a normally-closed valve k1 is disposed in the energy storage sewage drainage pipe, and is opened when the water pipe is decontaminated and cleaned.
The system for generating electricity by using a plurality of high-rise building energy storage pipes according to claim 1, wherein each of the underground connected water conduits has a valve k2, which is normally open, when the system is overhauled or discharged. It is closed.
The system for generating electricity by using a plurality of high-rise building energy storage pipes according to claim 1, wherein the water storage port of the energy storage pipe is provided with a valve k3, which is in a normally open state, and is closed when decontamination is performed.
The system for generating electricity by using a plurality of high-rise building energy storage pipes according to claim 1, wherein the power generation water inlet pipe and the water turbine are connected by a normally open valve k4, and the normally open valve k4 is in a water pipe. Closed when decontamination cleaning.
A system for generating electricity using a plurality of high-rise building energy storage pipes according to claim 1, wherein the volume of the underground pressurized reservoir is 50% of the volume of one of the energy storage pipes.
A system for generating electricity using a plurality of high-rise building energy storage pipes according to claim 1, wherein the water turbine and the power generation system are arranged on the ground, and if underground, it is necessary to ensure that the effluent flows into the urban sewage pipe network.
A system for generating electricity using a plurality of high-rise building energy storage pipes according to claim 1, wherein the turbine is an impact turbine.
A system for generating electricity using a plurality of high-rise building energy storage pipes according to claim 1, wherein the high-rise building is a residential building having more than 10 floors or a house height greater than 28 m.