CN206929826U - A kind of high-efficiency solar anaerobic reactor heating plant - Google Patents

Abstract

The utility model discloses a kind of high-efficiency solar anaerobic reactor heating plant, including hot water storage tank, involute mirror, anaerobic reactor, spiral tube exchanger I, temperature sensor I, control unit, water circulating pump I, water circulating pump II, biological particles combustion furnace, spiral tube exchanger II, temperature sensor II；The involute mirror is installed on hot water storage tank, the spiral tube exchanger I and temperature sensor I are all arranged in anaerobic reactor, the water circulating pump I is arranged on the water inlet pipe of anaerobic reactor, the water circulating pump II is arranged on the oral siphon of biological particles combustion furnace, temperature sensor II and spiral tube exchanger II are all arranged in hot water storage tank, the utility model can realize the efficient heat-collecting and solar energy and biomass energy combined heat without tracking, can effectively stablize the feed temperature of anaerobic reactor and improve solar energy utilization ratio.

Description

A high-efficiency solar anaerobic reactor heating device

technical field

The utility model relates to an anaerobic reactor heating device, in particular to a high-efficiency solar anaerobic reactor heating device.

Background technique

Most of the existing anaerobic reactor heating methods are electric heating or solar collector heating; among them, the electric heating anaerobic reaction device consumes a lot of power and the user's economic benefits are not high, and the anaerobic reaction heated by solar collector The heat supply device is easily affected by changes in weather and ambient temperature, and the overall temperature of the device cannot be guaranteed, and the vacuum tube solar collector and flat-plate solar collector are easily affected by changes in the sun's altitude angle and azimuth angle, resulting in low heat collection efficiency. Low, parabolic trough solar collectors currently only realize the tracking of the sun's altitude angle, and are also affected by the sun's azimuth angle, so it is difficult to obtain a satisfactory heating effect; in view of this, there is an urgent need to develop a high-efficiency solar anaerobic Reactor heating device.

Contents of the invention

In view of the above-mentioned problems and defects in the prior art, the purpose of this utility model is to provide a high-efficiency solar anaerobic reactor heating device to improve the heating effect of the anaerobic reactor.

The technical solution adopted by the utility model to solve the technical problem is a high-efficiency solar anaerobic reactor heating device, including a heat storage tank, an involute reflector, a reactor outlet pipe, a feed port, and an anaerobic reactor. , spiral tube heat exchanger Ⅰ, temperature sensor Ⅰ, water pressure room, control unit, circulating water pump Ⅰ, reactor inlet pipe, circulating water pump Ⅱ, biomass pellet combustion furnace, boiler inlet pipe, boiler outlet pipe, spiral tube heat exchange Device Ⅱ, temperature sensor Ⅱ;

It is characterized in that the cylindrical insulation layer of the hot water storage tank has unidirectional thermal conductivity, allowing only heat to enter the hot water storage tank, the involute reflector is installed on the hot water storage tank, and the spiral tube heat exchange Both the device I and the temperature sensor I are installed in the anaerobic reactor, the circulating water pump I is installed on the water inlet pipe of the anaerobic reactor, and the circulating water pump II is installed on the water inlet pipe of the biomass pellet combustion furnace. Both the spiral tube heat exchanger II and the temperature sensor II are installed in the heat storage tank.

The working principle of a high-efficiency solar anaerobic reactor heating device of the utility model is:

When any sun ray enters the involute reflector, the normal of the involute at the entry point is always tangent to the cylindrical surface of the water storage tank, and the reflected light must intersect the outer circle of the cylinder of the water storage tank, and at the same time Any other light entering the involute reflector intersects the outer circle of the cylinder of the heat storage tank, realizing efficient heat collection without tracking; when the temperature of the feed liquid in the anaerobic reactor is lower than 35°C, the temperature sensor I The signal is transmitted to the control unit, and the control unit immediately turns on the circulating water pump I for heat exchange. The control unit controls the opening and closing of the circulating water pump II and the biomass pellet combustion furnace according to the temperature measured by the temperature sensor II in the heat storage tank. In rainy weather or when the temperature is low in winter, the water temperature in the heat storage tank is lower than 35°C, the control unit starts the circulating water pump II and the biomass pellet burner, and the biomass pellet burner continues to provide heat for the heat storage tank, thereby maintaining The temperature of the feed liquid in the anaerobic reactor is about 35°C. When there is sufficient sunlight, the heat gathered by the involute reflector can keep the water temperature of the heat storage tank above 35°C. The control unit closes the circulating water pump II and the production Material particle combustion furnace, thus effectively improving the solar energy guarantee rate;

The beneficial effect of the utility model is that it realizes the non-tracking high-efficiency heat collection when there is sunlight and the biomass particle combustion furnace automatically replenishes heat when there is insufficient sunlight or no sunlight, and effectively maintains the temperature of the feed liquid of the anaerobic reactor. At around 35°C.

Description of drawings

Below in conjunction with accompanying drawing and specific embodiment the utility model is further described:

Fig. 1 is a structural schematic diagram of a high-efficiency solar anaerobic reactor heating device of the present invention.

Fig. 2 is a working principle diagram of an involute solar reflector in a high-efficiency solar anaerobic reactor heating device of the present invention.

detailed description

In order to be able to understand the technical means of the utility model more clearly, it can be implemented according to the contents of the description, and in order to make the above-mentioned and other purposes, features and advantages of the present invention more obvious and understandable, the preferred embodiments are listed below, and With accompanying drawings, the detailed description is as follows.

Figure 1 is a schematic structural diagram of a high-efficiency solar anaerobic reactor heating device of the present invention, including a heat storage tank (1), an involute reflector (2), a reactor outlet pipe (3), and a feed port ( 4), anaerobic reactor (5), spiral tube heat exchanger I (6), temperature sensor I (7), water pressure room (8), control unit (9), circulating water pump I (10), reactor Water inlet pipe (11), circulating water pump II (12), biomass pellet combustion furnace (13), boiler water inlet pipe (14), boiler outlet pipe (15), spiral tube heat exchanger II (16), temperature sensor II ( 17); the cylindrical insulation layer of the hot water storage tank (1) has unidirectional thermal conductivity, only allowing heat to enter the hot water storage tank (1), and the involute reflector (2) is installed in the hot water storage tank (1), the spiral tube heat exchanger I (6) and the temperature sensor I (7) are installed in the anaerobic reactor (5), and the circulating water pump I (10) is installed in the anaerobic reactor ( 5) on the water inlet pipe (11), the circulating water pump II (12) is installed on the water inlet pipe (14) of the biomass pellet combustion furnace (13), the spiral tube heat exchanger II (16) and the temperature sensor II (17) are all installed in the heat storage tank (1).

Figure 2 is a working principle diagram of the involute solar heat collector in a high-efficiency solar anaerobic reactor heating device of the present invention, and the involute reflector (2) is the outer cylinder of the heat storage tank (1) The involute of a circle, from the nature of the involute, when any solar ray QP enters the involute reflector (2), the normal line PE of the involute at point P is always the same as the heat storage tank (1) tangent to the surface of the cylinder, the reflected light PF must intersect with the outer circle of the cylinder of the heat storage tank (1). Similarly, any other light entering the involute reflector (2) will intersect with the heat storage tank (1). The outer circle of the cylinder realizes high-efficiency heat collection without tracking; when the temperature of the feed liquid in the anaerobic reactor (5) in Figure 1 is lower than 35°C, the temperature sensor I (7) transmits the signal to the control unit ( 9), the control unit (9) immediately turns on the circulating water pump I (10) for heat exchange, and the control unit (9) controls the circulating water pump II (12) according to the temperature measured by the temperature sensor II (17) in the heat storage tank (1) ) and the opening and closing of the biomass pellet combustion furnace (13), when the temperature of the water in the heat storage tank (1) is lower than 35°C in rainy weather or in winter, the control unit (9) starts the circulating water pump II (12) and the biomass pellet combustion furnace (13), the biomass pellet combustion furnace (13) continues to supply heat to the heat storage tank (1), thereby maintaining the feed liquid temperature in the anaerobic reactor (5) at 35°C Left and right, when the sunlight is sufficient, the heat gathered by the involute reflector (2) can keep the water temperature of the water storage tank (1) above 35°C, and the control unit (9) turns off the circulating water pump II (12) and the production The material particle combustion furnace (13), thereby effectively improving the solar energy guarantee rate.

It should be noted that: 1) A high-efficiency solar anaerobic reactor heating device of the utility model uses an involute mirror and a biomass particle combustion furnace to provide heat for the anaerobic reactor, but a parabolic surface can also be used Reflector combined with biomass particle combustion furnace or involute reflector combined with gas boiler, etc.; 2) The heating object of the utility model is not limited to the above example, the utility model is also applicable to heating, etc., the above two aspects should be Included within the protection scope of the present utility model.

Claims (2)

1. A high-efficiency solar anaerobic reactor heating device is characterized in that the device includes a heat storage tank, an involute reflector, a reactor outlet pipe, a feed inlet, an anaerobic reactor, and a spiral tube heat exchange Device Ⅰ, temperature sensor Ⅰ, water pressure room, control unit, circulating water pump Ⅰ, reactor inlet pipe, circulating water pump Ⅱ, biomass pellet combustion furnace, boiler inlet pipe, boiler outlet pipe, spiral tube heat exchanger Ⅱ, temperature sensor II. 2. A kind of high-efficiency solar anaerobic reactor heat supply device according to claim 1, characterized in that, the cylindrical insulation layer of the hot water storage tank has unidirectional thermal conductivity, only allowing heat to enter the hot water storage tank, The involute reflector is installed on the heat storage tank, the spiral tube heat exchanger I and the temperature sensor I are installed in the anaerobic reactor, and the circulating water pump I is installed in the water inlet pipe of the anaerobic reactor Above, the circulating water pump II is installed on the water inlet pipe of the biomass pellet combustion furnace, and the spiral tube heat exchanger II and the temperature sensor II are installed in the heat storage tank; when any sunlight enters the involute reflector , the normal line of the involute at the entry point is always tangent to the cylindrical surface of the water storage tank, and the reflected light must intersect the outer circle of the cylinder of the water storage tank. Similarly, any other light entering the involute reflector The light intersects the outer circle of the cylinder of the heat storage tank, realizing high-efficiency heat collection without tracking; when the temperature of the feed liquid in the anaerobic reactor is lower than 35°C, the temperature sensor Ⅰ transmits the signal to the control unit, and the control unit immediately Turn on the circulating water pump I for heat exchange, and the control unit controls the opening and closing of the circulating water pump II and the biomass pellet combustion furnace according to the temperature measured by the temperature sensor II in the heat storage tank. When the water temperature in the hot water tank is lower than 35°C, the control unit starts the circulating water pump II and the biomass pellet combustion furnace. Around 35°C, when the sunlight is sufficient, the heat gathered by the involute reflector can keep the water temperature of the water storage tank above 35°C, and the control unit turns off the circulating water pump II and the biomass pellet combustion furnace, thereby effectively improving the solar energy guarantee Rate.