CN103353174A - Solar energy-saving hot water system - Google Patents

Abstract

The invention discloses a solar energy-saving hot water system, the core components of which mainly include: a heat collector 101, an ultra-low temperature air energy heat pump 102, a pipeline electromagnetic heat pump 105, an intelligent control module 106, a frequency conversion water pump, a heat collector 101, and an ultra-low temperature air heat pump. The energy heat pump 102 is connected to the hot water storage tank 103 to provide sufficient heat energy for it. The pipeline electromagnetic heat pump 105 is connected to the constant temperature water tank 111 to provide heat energy when the water temperature provided by the hot water storage tank 103 is insufficient. Intelligent control module 106 adjusts each module to coordinate work by monitoring the sensors at each position. The working principle is: when the solar light intensity cannot meet the requirements, the air source heat pump system starts to heat the water in the hot water storage tank to the design temperature and store it in the constant temperature water tank. An electromagnetic heating unit is added at the water outlet to ensure a constant temperature at the water outlet.

Description

A solar energy saving hot water system

technical field

The invention belongs to the application field of solar energy, and in particular relates to a solar water heater device.

Background technique

The biggest problem of ordinary coal-fired boilers is low efficiency and serious waste of resources. When coal-fired boilers are working, they will also produce a large amount of harmful gases such as sulfur dioxide, polluting the atmospheric environment. The solar energy-saving hot water system of the present invention makes full use of solar energy plus auxiliary electric energy, and has the characteristics of environmental protection and energy saving.

Contents of the invention

The purpose of the present invention is to use the combined technology of solar water heater, air source heat pump and electromagnetic heating to finally make the water temperature of the water heater reach the preset requirement. Its core components mainly include: heat collector 101, ultra-low temperature air source heat pump 102, pipeline electromagnetic heat pump 105, intelligent control module 106, and frequency conversion water pump. The water pipeline 108 is connected to the hot water storage tank 103. There is also a solenoid valve 107 between the heat collector 101 and the hot water storage tank 103 to control the on-off of water. The pipeline electromagnetic heat pump 105 passes through the cold and hot water pipelines 108 Connected to the constant temperature water tank 111 , the output interface of the intelligent control module 106 is connected to each solenoid valve 107 , and each module is adjusted to perform coordinated work by monitoring the sensors 109 at each position.

The ultra-low temperature air heat pump 102 is a split direct heating air heat pump. The air compressor 201 is connected to the four-way valve 204 through the gas circulation pipeline, and then connected to the gas-liquid separator 202 through the gas circulation pipeline, and finally connected to the cavity to form Air supply circuit.

The air source unit is composed of six parallel machines, and the control interface is connected to the intelligent control module. The six parallel air heat pumps are placed near the hot water storage tank, and the heat and cold are passed between the hot water storage tank. The water circulation pipes are connected, and the lower part of the unit is a water circulation valve. The water circulation pipe is inside the air heat pump unit, and communicates with the hot water storage tank at the outlet of the unit.

The pipeline electromagnetic heating unit is placed outside the constant temperature water tank, the pipeline electromagnetic heater, the coil 406 is connected to the power converter, the power converter is connected to the main controller, and 405 strings are connected between the power control converter 402 and the intelligent control module. A pulse generator 403 is connected, and a temperature sensor is provided at the water outlet of the pipeline to connect with the intelligent control module 405. The pipeline electromagnetic heater is placed outside the constant temperature water tank with a heating power of 6-18kw, and the water circulation pipeline communicates with the constant temperature water tank. The pipeline type electromagnetic heating unit is a cylinder about 75cm long, 50cm wide, and 45cm high.

Beneficial effect

The beneficial effects of the invention are: low cost, energy saving and environmental protection, high energy efficiency ratio, and less power consumption to produce more heat.

Description of drawings

Fig. 1 is the general structural diagram of the present invention.

Fig. 2 is a schematic diagram of the ultra-low temperature air heat pump mechanism of the present invention.

Fig. 3 is the ultra-low temperature air heat pump unit of the present invention.

Fig. 4 is a structural diagram of the pipeline electromagnetic heater of the present invention.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

The working principle of the invention: when the solar light intensity cannot meet the requirements, the air source heat pump system starts to heat the water in the heat storage tank to the design temperature and store it in the constant temperature water tank. An electromagnetic heating unit is added at the water outlet to ensure a constant temperature at the water outlet.

In Fig. 1, a solar energy-saving hot water system, its core components mainly include: heat collector 101, ultra-low temperature air source heat pump 102, pipeline electromagnetic heat pump 105, intelligent control module 106, frequency conversion water pump, characterized in that: heat collector 101. The ultra-low temperature air source heat pump 102 is connected to the hot water storage tank 103 through the cold and hot water pipes 108, and there is a solenoid valve 107 between the heat collector 101 and the hot water storage tank 103 to control the on-off of water. The pipeline electromagnetic heat pump 105 is connected to the constant temperature water tank 111 through the cold and hot water pipelines 108, the output interface of the intelligent control module 106 is connected to each electromagnetic valve 107, and each module is adjusted to coordinate the work by monitoring the sensors 109 at each position;

In Fig. 2, the ultra-low temperature air heat pump and the ultra-low temperature air heat pump 102 are split direct heating air heat pumps, and the air compressor 201 is connected to the four-way valve 204 through the gas circulation pipeline, and then through the gas circulation pipeline and the four-way valve 204. The gas-liquid separators 202 are connected to each other, and finally connected to the cavity to form a gas supply circuit.

In Fig. 3, the air source unit is composed of six parallel machines, the control interface is connected with the intelligent control module, and the six parallel air heat pumps are placed near the heat storage tank and connected with the heat storage The water tanks are connected by cold and hot water circulation pipes. The lower part of the unit is a water circulation valve. The water circulation pipe is inside the air heat pump unit and communicates with the hot water storage tank at the outlet of the unit;

In Fig. 4, the pipeline electromagnetic heating unit is placed outside the constant temperature water tank, the pipeline electromagnetic heater, the coil 406 is connected with the power converter, the power converter is connected with the main controller, and the power control converter 402 and A pulse generator 403 is connected in series between the intelligent control modules 405, and a temperature sensor is provided at the water outlet of the pipeline to connect with the intelligent control module 405. The pipeline electromagnetic heater is placed outside the constant temperature water tank, and the heating power is 6-18kw. The water circulation pipeline communicates with the constant temperature water tank, which is about 75cm long, about 50cm wide, and about 45cm high. When the water temperature in the constant temperature water tank is too low, the water in the constant temperature water tank is circulated and heated by controlling the pipeline electromagnetic water heater. reach the set temperature.

Claims (4)

1. energy-saving solar hot-water heating system, it is characterized in that, its core component mainly contains: heat collector (101), ultralow-temperature air energy heat pump (102), duct type electromagnetic heat pump (105), intelligent control module (106), variable frequency pump, it is characterized in that: heat collector (101), ultralow-temperature air energy heat pump (102) is all by cold, hot water pipeline (108) is connected on the heat storage water tank (103), between heat collector (101) and heat storage water tank (103), also have magnetic valve (107) that the break-make of water is controlled, duct type electromagnetic heat pump (105) is by cold, on hot water pipeline (108) connection and the constant temperature water tank (111), the output interface of intelligent control module (106) connects and each magnetic valve (107), by to the sensor (109) of each position thus monitoring regulate modules and carry out co-ordination.

2. ultra-low temperature air heat pump according to claim 1 (102), it is characterized in that, choose the heaterless air heat pump of split (102), air compressor (201) is connected to cross valve (204) by the gas circulation pipeline, passing through the gas circulation pipeline links to each other with gas-liquid separator (202) again, access at last cavity, form the tonifying Qi loop.

3. air-source unit according to claim 1, it is characterized in that, form by six machines side by side are parallel, control interface links to each other with intelligent control module, described six parallel air heat pumps are placed near heat storage water tank, and with heat storage water tank between be connected by the hot and cold water circulating line, the bottom of this unit is the water circulation valve, the water circuit pipeline is inner at the air heat pump unit, communicates with heat storage water tank in the exit of unit.

4. pipe electromagnetic formula heater according to claim 1, it is characterized in that, pipe electromagnetic formula heating unit is placed on the constant temperature water tank outside, coil (406) is connected with power converter, power converter is connected with master controller, (405) are serially connected with impulse generator (403) between power control converter (402) and the intelligent control module, pipeline water outlet place is provided with temperature sensor and is connected with intelligent control module (405), described pipe electromagnetic formula heater is placed on outside the constant temperature water tank, heating power is 6～18kw, water circulating pipe communicates with constant temperature water tank, the about 75cm of described duct type electromagnetic type heater group leader, wide about 50cm, high about 45cm cylinder.

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