WO2019227328A1

WO2019227328A1 - Household alcohol-based fuel supply system

Info

Publication number: WO2019227328A1
Application number: PCT/CN2018/088979
Authority: WO
Inventors: 杨亚鹏
Original assignee: 深圳市尚佳能源网络有限责任公司
Priority date: 2018-05-30
Filing date: 2018-05-30
Publication date: 2019-12-05
Also published as: CN111225872A; CN111225872B

Abstract

Provided is a household alcohol-based fuel supply system, comprising a methanol storage tank (1) located at a user's location, a methanol refueling vehicle (2) for refueling the methanol storage tank with methanol, and an energy allocation platform (3) for scheduling the methanol refueling vehicle, wherein the methanol storage tank is provided with a liquid level gauge (10) for detecting the liquid level of a liquid stored in the methanol storage tank, and a communication unit (11) which communicates with the energy allocation platform; and the communication unit is in a communication connection with the liquid level gauge. When the detected liquid level is lower than a pre-set value, the liquid level gauge sends a low liquid level signal to the communication unit, the communication unit receives the low liquid level signal and sends same to the energy allocation platform, the energy allocation platform schedules a methanol refueling vehicle according to factors such as the location, the liquid storage amount and the delivery time of the methanol refueling vehicles nearby and can further plan a driving route or a safe driving area for the delivery vehicle, and the methanol refueling vehicle directly replenishes the methanol storage tank of a user with methanol, avoiding the problem of transporting methanol storage tanks.

Description

Civil alcohol-based fuel supply system

Technical field

The invention relates to the technical field of methanol fuel, and more particularly, to a civil alcohol-based fuel supply system.

Background technique

Alcohol-based fuels are fuels mainly configured with alcohols (such as methanol, ethanol, butanol, etc.), and now they are gradually recognized by restaurants, factories, and other companies because they are cheaper and safer than bottled liquefied petroleum gas. The application of alcohol-based fuels is gradually becoming popular; the currently used alcohol-based fuel storage tanks need to be contacted by a nearby service station for replacement after the internal fuel is used, and the user and the supply site need to be transferred through the service station to load the storage tank. It needs to be carried frequently, which is extremely inconvenient.

Summary of the Invention

The technical problem to be solved by the present invention is to provide a civil alcohol-based fuel supply system for the aforementioned defects of the prior art.

The technical solution adopted by the present invention to solve its technical problems is:

Construct a civil alcohol-based fuel supply system, which includes a methanol storage tank located at a user's place, a methanol filling vehicle for filling the methanol storage tank, and an energy distribution platform for dispatching the methanol filling vehicle A liquid level gauge for detecting the internal liquid storage level of the methanol storage tank and a communication unit with the energy distribution platform; the communication unit is communicatively connected with the liquid level gauge.

The civil alcohol-based fuel supply system according to the present invention, wherein the methanol storage tank is provided with a feeding pipe and an air outlet pipe; and the methanol filling car is provided with a feeding pipe corresponding to the feeding pipe , And a return tube corresponding to the outlet tube.

The civil alcohol-based fuel supply system according to the present invention, wherein the feed pipe is provided with a first valve; the air outlet pipe is provided with a second valve; the feed pipe and the air outlet pipe are connected through a connecting pipe A third valve is provided on the connecting pipe; a connection point between the connecting pipe and the feeding pipe on the feeding pipe is located at a connection point between the feeding pipe and the methanol storage tank; And the first valve; on the air outlet pipe, the connection between the connecting pipe and the air outlet pipe is located between the end of the air outlet pipe facing away from the methanol storage tank and the second valve.

The civil alcohol-based fuel supply system according to the present invention, wherein one end of the feed pipe and the feed pipe is provided with a first quick joint that is quickly connected to another; the air outlet pipe and the return pipe. An end of the trachea is provided with a second quick connector which is quickly connected to the other.

In the civil alcohol-based fuel supply system of the present invention, a nitrogen cylinder and a methanol tank are provided on the methanol filling vehicle; a first branch pipe and a second branch pipe are connected to one end of the return pipe; and the first branch pipe In communication with the nitrogen bottle, a fourth valve is provided on the first branch pipe; a fifth valve is provided on the second branch pipe; a third branch pipe and a fourth branch pipe are connected to one end of the supply pipe; A fifth branch pipe is provided on the methanol tank, and the fifth branch pipe is in communication with the second branch pipe and the third branch pipe; a sixth valve is provided on the third branch pipe; and the fourth branch pipe is connected to the methanol The tank is connected, and a seventh valve is provided on the fourth branch pipe.

According to the civil alcohol-based fuel supply system of the present invention, the methanol tank is connected with a condensation recovery device for recovering the internal overpressure gas; the condensation recovery device includes a cooling chamber; An air pipe for introducing an overpressure gas into the cooling chamber and a return pipe for introducing a condensed liquid into the methanol tank are connected in between; and an exhaust pipe for discharging the condensed tail gas is provided on the cooling chamber.

According to the civil alcohol-based fuel supply system of the present invention, the exhaust pipe is connected with a methanol purification device that performs adsorption treatment and / or decomposition of methanol in the exhaust gas.

The civil alcohol-based fuel supply system according to the present invention, wherein the civil alcohol-based fuel supply system further includes a combustible gas detector; the combustible gas detector is respectively connected to the first valve, the second valve, and the The third valve is for communication or electrical connection; the methanol storage tank is provided with a pump-out device for taking out its internal methanol fuel; the combustible gas detector detects when the methanol concentration around the methanol storage tank exceeds a set value , Sending a signal to control the first valve, the second valve, the third valve, and the pumping device to close.

The civil alcohol-based fuel supply system according to the present invention, wherein the methanol storage tank is provided with a breathing valve for maintaining an internal pressure balance thereof, the breathing valve includes an air inlet and an air outlet; and the air outlet is connected with Purified water tank for adsorption treatment and decomposition of methanol in exhaust gas; the purified water tank is provided with activated carbon and planting sludge.

The civil alcohol-based fuel supply system according to the present invention, wherein the civil alcohol-based fuel supply system further includes a monitoring device; the monitoring device includes a camera that monitors the state of the methanol storage tank and its surroundings, and detects the methanol A detection mechanism for status information of a storage tank, and an information processing unit that receives the camera shooting data and the detection data of the detection mechanism and uploads the data to the energy distribution platform; the status information includes a methanol storage tank number, a methanol storage One or more of the internal pressure of the storage tank, the temperature inside and outside the methanol storage tank, and the flammable gas concentration around the methanol storage tank.

The beneficial effect of the present invention is that when the liquid level gauge detects that the liquid level is lower than a preset value, a low liquid level signal is sent to the communication unit, the communication unit receives the low liquid level signal and sends it to the energy distribution platform, and the energy distribution platform is based on the nearby methanol plus Factors such as the location of the injection vehicle, the amount of liquid stored, and the actual distribution effect can be used to dispatch methanol filling vehicles. It is also possible to formulate a planned driving route or safe driving area for the distribution vehicles. The methanol filling vehicle directly replenishes methanol for the user's methanol storage tank, avoiding Methanol storage tank handling issues.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described below with reference to the accompanying drawings and embodiments. The drawings in the following description are only some embodiments of the present invention. Ordinary technicians can also obtain other drawings based on these drawings without paying creative labor:

1 is a principle block diagram of a civil alcohol-based fuel supply system according to a preferred embodiment of the present invention;

2 is a schematic structural diagram of a methanol storage tank of a civil alcohol-based fuel supply system for a preferred embodiment of the present invention;

3 is a schematic structural diagram of a methanol filling vehicle for a civil alcohol-based fuel supply system according to a preferred embodiment of the present invention.

Detailed ways

In order to make the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, the following describes the technical solutions in the embodiments of the present invention clearly and completely. Obviously, the described embodiments are part of the embodiments of the present invention, and Not all examples. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without paying any creative labor belong to the protection scope of the present invention.

The civil alcohol-based fuel supply system of the preferred embodiment of the present invention is shown in FIG. 1, and referring to FIG. 2 and FIG. 3 at the same time, the methanol-filled storage tank 1 located at the user's place is filled with methanol. Vehicle 2, and the energy distribution platform 3 for dispatching the methanol filling vehicle 2; the methanol storage tank 1 is provided with a liquid level gauge 10 for detecting its internal liquid storage level, and a communication unit 11 with the energy distribution platform 3; the communication unit 11 communicates with the liquid level gauge 10; the liquid level gauge 10 sends a low level signal to the communication unit 11 when the liquid level is lower than a preset value, and the communication unit 11 receives the low level signal and sends it to the energy distribution platform 3, energy The distribution platform 3 dispatches methanol filling vehicles 2 based on factors such as the location, liquid storage capacity, and distribution effectiveness of nearby methanol filling vehicles 2. It can also plan a planned driving route or a safe driving area for the distribution vehicles. The methanol filling vehicles 2 are directly for users The methanol-filled storage tank 1 is supplemented with methanol, which avoids the handling problem of the methanol-filled storage tank, saves manpower and transportation transfer costs, and is more convenient for centralized management and safety protection.

As shown in FIGS. 1, 2 and 3, the methanol storage tank 1 is provided with a feed pipe 12 and an air outlet pipe 13; the methanol filling car 2 is provided with a feed pipe 20 corresponding to the feed pipe 12, and The return pipe 21 corresponding to the outlet pipe 13; it is convenient to be connected through the supply pipe 20 and the feed pipe 12, the methanol filling car 2 fills the fuel into the methanol storage tank 1, and at the same time, the outlet pipe 13 is connected to the return pipe 21, The compressed gas in the methanol storage tank 1 is discharged into the methanol filling car 2 to ensure rapid fuel filling.

As shown in FIGS. 1 and 2, a first valve 120 is provided on the feed pipe 12; a second valve 130 is provided on the air outlet pipe 13; the feed pipe 12 communicates with the air outlet pipe 13 through a connecting pipe 14, and the connecting pipe 14 is A third valve 140 is provided; the connection of the connection pipe 14 and the feed pipe 12 on the feed pipe 12 is located between the connection of the feed pipe 12 to the methanol storage tank 1 and the first valve 120; the air outlet pipe 13 The connection between the connecting pipe 14 and the gas outlet pipe 13 is located between the end of the gas outlet pipe 13 facing away from the methanol storage tank 1 and the second valve 130. When replenishing the methanol fuel for the methanol storage tank 1, first fill the feeding pipe with nitrogen. At this time, the first valve and the third valve are opened, the second valve is closed, and the filled nitrogen gas exhausts the air in the pipe, and then the methanol fuel is filled into the feeding pipe. At this time, the first valve and the second valve are opened, and the third valve is opened. Closed, the methanol fuel is filled into the methanol storage tank 1, and the gas in the methanol storage tank 1 is discharged from the gas outlet pipe. The methanol fuel filling is highly safe, and the overall structure is simple, and the fuel filling is very convenient.

As shown in FIGS. 1, 2 and 3, one end of the feeding pipe 12 and the feeding pipe 20 is provided with a first quick joint 121 that is fast connected to the other; the air outlet pipe 13 and the air return pipe 21, one end thereof A second quick connector 131 is provided for quick connection to another; it is convenient for quick connection assembly.

As shown in FIGS. 1 and 3, a nitrogen tank 22 and a methanol tank 23 are provided on the methanol filling truck 2; a first branch pipe 210 and a second branch pipe 211 are connected to one end of the return pipe 21; and the first branch pipe 210 and the nitrogen bottle 22 are connected. The first branch pipe 210 is provided with a fourth valve 2100; the second branch pipe 211 is provided with a fifth valve 2110; one end of the feed pipe 20 is provided with a third branch pipe 200 and a fourth branch pipe 201; the methanol tank 23 is provided with The fifth branch pipe 230, the fifth branch pipe 230 communicates with the second branch pipe 211 and the third branch pipe 200; the third branch pipe 200 is provided with a sixth valve 2000; the fourth branch pipe 201 is connected with the methanol tank 23, and the fourth branch pipe 201 is provided There is a seventh valve 2010; when filling methanol, the nitrogen bottle is first filled with nitrogen. At this time, the fourth valve is opened, the fifth valve is closed, the sixth valve is opened, and the seventh valve is closed to exhaust the air in the pipe. Then, the fourth valve is closed, the fifth valve is opened, the sixth valve is closed, and the seventh valve is opened. The fuel in the methanol tank flows out through the fourth branch pipe to store and store the user ’s storage tank to ensure the safety of the pipeline during the storage process. To facilitate on-site methanol injection fuel.

As shown in FIGS. 1 and 3, the methanol tank 23 is connected to a condensation recovery device 24 for recovering the internal overpressure gas; the condensation recovery device 24 includes a cooling chamber 240; and the methanol tank 23 and the cooling chamber 240 are connected to the overpressure gas. The air pipe 241 introduced into the cooling chamber 240 and the return pipe 242 for introducing the condensed liquid into the methanol tank 23; the cooling chamber 240 is provided with an exhaust pipe 243 for exhausting the condensed exhaust gas; the overpressure gas in the methanol tank 23 is discharged into the cooling via the air pipe 241 After the chamber 240 is condensed into a liquid methanol fuel in the cooling chamber 240, it is returned to the methanol tank 23 through the return pipe 242 to realize the recovery of steam, and at the same time, the pressure in the methanol tank 23 is guaranteed to be stable.

As shown in FIG. 1 and FIG. 3, the exhaust pipe 233 is connected to a methanol purification device 25 that performs adsorption treatment and / or decomposition of methanol in the exhaust gas; avoiding air pollution.

As shown in Figures 1 and 2, the civil alcohol-based fuel supply system further includes a combustible gas detector 4; the combustible gas detector 4 is communicatively or electrically connected to the first valve 120, the second valve 130, and the third valve 140, respectively; The methanol storage tank 1 is provided with a pump-out device 15 for taking out its internal methanol fuel; the combustible gas detector 4 detects that the methanol solubility around the methanol storage tank 1 exceeds a set value, and sends a signal to control the first valve 120 and the second The valve 130, the third valve 140, and the pump-out device 15 are closed; the safety is ensured in the event of accidental fuel leakage.

As shown in FIG. 1 and FIG. 2, the methanol storage tank 1 is provided with a breathing valve 5 to maintain the internal pressure balance of the breathing valve 5, and the breathing valve 5 includes an air inlet 50 and an air outlet 51; the air outlet 51 is connected with adsorption processing and decomposition and discharge. Purified water tank 52 for methanol in gas; activated carbon and / or planting sludge are set in the purified water tank; when the external pressure is higher than the pressure in the tank, the critical value is preferably 5Kpa, the air inlet 50 is opened, and air or an inert gas is additionally provided for The air equipment replenishes gas into the tank from the air inlet 50, and balances the internal and external air pressure; when the pressure inside the tank is higher than the external pressure, the air outlet is opened to discharge the overpressure gas, and the purified water tank 52 absorbs and purifies the methanol in the discharged gas. To ensure security.

As shown in FIGS. 1 and 2, the civil alcohol-based fuel supply system further includes a monitoring device 6; the monitoring device 6 includes a camera 60 that monitors the status of the methanol storage tank 1 and its surroundings, and detects the status information of the methanol storage tank 1. Institution 61 and the information processing unit 62 that receives the data captured by the camera 60 and the detection data of the detection mechanism 61 and uploads it to the energy distribution platform 3. The status information includes the number of the methanol tank, the internal pressure of the methanol tank, and the temperature inside and outside the methanol tank And one or more of the combustible gas concentrations around the methanol storage tank; monitoring the situation around the methanol storage tank and various status information of the methanol storage tank and uploading them in real time to further improve safety.

It should be understood that those skilled in the art can improve or change according to the above description, and all these improvements and changes should fall into the protection scope of the appended claims of the present invention.

Claims

A civil alcohol-based fuel supply system, characterized in that it includes a methanol storage tank located at a user's place, a methanol filling vehicle for filling the methanol storage tank with methanol, and dispatching energy of the methanol filling vehicle. A distribution platform; the methanol storage tank is provided with a liquid level gauge for detecting an internal liquid storage level thereof, and a communication unit with the energy distribution platform; the communication unit is communicatively connected with the liquid level gauge.
The civil alcohol-based fuel supply system according to claim 1, wherein the methanol storage tank is provided with a feeding pipe and an air outlet pipe; and the methanol filling car is provided corresponding to the feeding pipe A feed pipe, and a return pipe corresponding to the air outlet pipe.
The alcohol-based fuel supply system for civilian use according to claim 2, wherein a first valve is provided on the feed pipe; a second valve is provided on the air pipe; and the feed pipe and the outlet The air pipe is communicated through a connecting pipe, and a third valve is provided on the connecting pipe; on the feeding pipe, the connection between the connecting pipe and the feeding pipe is located at the feeding pipe connecting the methanol storage and storage Between the connection between the tank and the first valve; on the outlet pipe, the connection between the connection pipe and the outlet pipe is located at an end of the outlet pipe facing away from the methanol storage tank and the second valve between.
The civil alcohol-based fuel supply system according to claim 2, characterized in that one end of the feeding pipe and the feeding pipe is provided with a first quick joint which is quickly connected to the other; the air outlet pipe And the air return pipe, one end of the air return pipe is provided with a second quick joint for quick connection with another.
The civil alcohol-based fuel supply system according to any one of claims 2 to 4, wherein a nitrogen cylinder and a methanol tank are provided on the methanol filling vehicle; a first branch pipe and a first branch pipe are connected to one end of the gas return pipe. Two branch pipes; the first branch pipe communicates with the nitrogen bottle, a fourth valve is provided on the first branch pipe, a fifth valve is provided on the second branch pipe, and a third is connected to one end of the supply pipe A branch pipe and a fourth branch pipe; a fifth branch pipe is provided on the methanol tank, and the fifth branch pipe is in communication with the second branch pipe and the third branch pipe; a sixth valve is provided on the third branch pipe; The fourth branch pipe is in communication with the methanol tank, and a seventh valve is arranged on the fourth branch pipe.
The civil alcohol-based fuel supply system according to claim 5, wherein the methanol tank is connected to a condensation recovery device for recovering the internal overpressure gas; the condensation recovery device includes a cooling chamber; the methanol tank and the An air pipe for introducing an overpressure gas into the cooling chamber and a return pipe for introducing a condensed liquid into the methanol tank are connected between the cooling chambers; an exhaust pipe is provided on the cooling chamber to discharge the tail gas after the condensation.
The civil alcohol-based fuel supply system according to claim 6, wherein the exhaust pipe is connected with a methanol purification device that performs absorption and adsorption treatment and / or decomposition of methanol in the exhaust gas.
The civil alcohol-based fuel supply system according to claim 3, wherein the civil alcohol-based fuel supply system further comprises a combustible gas detector; and the methanol storage tank is provided with a pump for taking out its internal methanol fuel. When the combustible gas detector detects that the methanol concentration around the methanol storage tank exceeds a set value, sending a signal to control the first valve, the second valve, the third valve, and the pumping device shut down.
The alcohol-based fuel supply system for civilian use according to claim 1, wherein the methanol storage tank is provided with a breathing valve for maintaining an internal pressure balance of the methanol storage tank, the breathing valve comprising an air inlet and an air outlet; The air outlet is connected with a purified water tank for adsorption treatment and decomposition of methanol in the exhaust gas; the purified water tank is provided with activated carbon and / or planting sludge.
The civil alcohol-based fuel supply system according to claim 1, wherein the civil alcohol-based fuel supply system further comprises a monitoring device; the monitoring device includes a camera that monitors the state of the methanol storage tank and its surroundings, A detection mechanism that detects status information of the methanol storage tank, and an information processing unit that receives the camera shooting data and the detection mechanism detection data and uploads it to the energy distribution platform; the status information includes the methanol storage tank One or more of the number, the internal pressure of the methanol tank, the temperature inside and outside the methanol tank, and the flammable gas concentration around the methanol tank.