CN218846103U

CN218846103U - Phase-change electrode boiler exhaust and water condensation system

Info

Publication number: CN218846103U
Application number: CN202222945596.5U
Authority: CN
Inventors: 于民华; 董黎明; 陆建旻; 华佳良
Original assignee: Jiangsu Shuangliang Boiler Co Ltd
Current assignee: Jiangsu Shuangliang Boiler Co Ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-04-11
Anticipated expiration: 2032-11-07

Abstract

The utility model relates to a phase change electrode boiler exhaust gas condensate system, the steam generator comprises a set body, the unit body includes unit barrel, electrode and heat exchanger, the heat exchanger sets up the top at the unit body, the unit body is equipped with the exhaust condenser outward, the exhaust condenser includes condenser barrel, condensate pipe and baffle, the baffle will condense the condenser barrel and fall into two cavities, and two cavity bottoms intercommunication, and the condensate pipe sets up in one of them cavity, the exit of condensate pipe is connected respectively to the business turn over water pipe of heat exchanger, the water of congealing in the condenser barrel is through the wet return collection unit barrel. The utility model realizes the discharge of non-condensable gas, maintains the operating pressure of the boiler, realizes the condensation of water vapor into heat medium water for recycling, and does not need to supplement the heat medium water; before discharging the non-condensable gas out, performing centrifugal separation to separate the non-condensable gas from the water vapor and reduce the discharge of the water vapor; the cooling medium in the exhaust condenser is external backwater.

Description

Phase-change electrode boiler exhaust and water condensation system

Technical Field

The utility model relates to an electrode boiler technical field, concretely relates to phase change electrode boiler exhaust condensate system.

Background

With the realization of the carbon peak reaching and carbon neutralization targets greatly promoted by the country and the rapid development of green electric power such as photovoltaic power generation and wind power generation, the phase-change electrode boiler can be widely applied to a plurality of scenes such as power grid peak regulation, civil heating and industrial heating.

When the phase-change electrode boiler works, voltage is applied to the three-phase electrodes, and because the three-phase electrodes are immersed in water with certain conductivity, current flows to a neutral point (a unit body) from the three-phase electrodes through heat medium water, electric energy is converted into heat energy, and the heat medium water which is always in a saturated state is heated. After absorbing heat, the part of the heat medium water is changed from liquid state into steam, the steam is condensed outside the built-in heat exchanger tube to release heat, so that the temperature of the water in the heat exchanger tube is raised after absorbing heat, and the water is supplied to the outside for use; the steam is condensed into liquid state again after releasing heat and returns to the heat medium water for repeated use, and the continuous circulation is realized to continuously supply hot water to the outside.

The phase-change electrode boiler can generate electrolytic reaction and generate non-condensable gas during operation, the pressure of the unit body is continuously increased due to the continuous increase of the non-condensable gas, the non-condensable gas needs to be discharged in order to maintain the operation pressure of the boiler, but the non-condensable gas is mixed with steam, a large amount of steam is discharged due to direct discharge, and the heat medium water needs to be supplemented during the operation of the unit; the water replenishing of the boiler needs procedures of softening, chemical treatment and the like, and the system is complex and is not easy to manage.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects and provide a phase-change electrode boiler exhaust and condensate system, which realizes the exhaust of non-condensable gas, maintains the operating pressure of the boiler, realizes the condensation of water vapor to form heat medium water for recycling, and does not need to supplement the heat medium water; before discharging the non-condensable gas out, centrifugal separation is carried out, so that the non-condensable gas is separated from the water vapor, and the discharge of the water vapor is reduced.

The purpose of the utility model is realized like this:

the utility model provides a phase change electrode boiler exhaust gas condensate system, includes the unit body, the unit body includes unit barrel, electrode and heat exchanger, the heat exchanger sets up the top at the unit body, be equipped with the exhaust condenser outside the unit body, the exhaust condenser includes condenser barrel, condensate pipe and baffle, the baffle falls into two cavities with the condenser barrel, and two cavity bottoms intercommunication, and the condensate pipe sets up in one of them cavity, the exit of condensate pipe is connected respectively to the business turn over water pipe of heat exchanger, the condensate water in the condenser barrel is remitted into the unit barrel through the wet return.

Preferably, the unit cylinder is connected with a chamber where the condensate pipe is located through a pipeline, and a gas-steam mixture of the non-condensable gas and the steam is discharged into the exhaust water condenser.

Preferably, the inlet and outlet of the condensate pipe are correspondingly connected with the water inlet and outlet pipe of the heat exchanger through the inlet and outlet branch pipes.

The utility model has the advantages that:

the non-condensable gas is discharged outside, the operating pressure of the boiler is maintained, the water vapor is condensed into the heat medium water for recycling, and the heat medium water is not required to be supplemented;

before discharging the non-condensable gas out, performing centrifugal separation to separate the non-condensable gas from the water vapor and reduce the discharge of the water vapor;

the cooling medium in the exhaust condenser is external backwater.

Drawings

Fig. 1 is the structure schematic diagram of the phase-change electrode boiler exhaust gas and water condensation system of the utility model.

Wherein: a unit body 1; a unit cylinder 1.1; an electrode 1.2; a heat exchanger 1.3; an exhaust water condenser 2; 2.1 of a cylinder body of the water condenser; 2.2 of a condensate pipe; a separator 2.3; a water return pipe 3.

Detailed Description

Referring to fig. 1, the utility model relates to a phase change electrode boiler exhaust water condensing system, including unit body 1 and exhaust water condenser 2, unit body 1 includes unit barrel 1.1, electrode 1.2 and heat exchanger 1.3, heat exchanger 1.3 sets up the top at unit body 1, exhaust water condenser 2 is including water condenser barrel 2.1, condensate pipe 2.2 and baffle 2.3, the baffle falls into two cavities with water condenser barrel 2.1, and two cavity bottoms intercommunication, and condensate pipe 2.2 sets up in one of them cavity, condensate pipe 2.2's exit is connected respectively to heat exchanger 1.3's business turn over water pipe, the water that condenses in the water condenser barrel 2.1 converges unit barrel 1.1 through wet return 3.

The unit barrel 1.1 is connected with a chamber where the condensate pipe 2.2 is located through a pipeline, and a gas-steam mixture of non-condensable gas and steam is discharged into the exhaust water condenser 2.

The steam cooling in the exhaust condenser 2 is realized by external backwater, an inlet and an outlet of a condensate pipe 2.2 are correspondingly connected with a water inlet pipe and a water outlet pipe of a heat exchanger 1.3 through a water inlet branch pipe, a part of external water enters the water inlet branch pipe through a water inlet pipe of the heat exchanger so as to enter the condensate pipe 2.2, the gas-steam mixture is cooled, and the external water after heat exchange is converged into a water outlet pipe of the exhaust condenser through a water outlet branch pipe.

The working principle is as follows:

the hot medium water in the unit cylinder 1.1 is heated by the electrode 1.2 to become steam, simultaneously non-condensable gas is generated, most of the steam is condensed to be liquid outside the heat exchanger 1.3, and the circulation is continuous; the gas-steam mixture of non-condensable gas and steam is periodically discharged, the gas-steam mixture enters the exhaust water condenser 2, the gas-steam mixture is firstly cooled by a condensate pipe 2.2 in a water condenser cylinder 2.1, the steam is condensed into liquid when meeting the condensation, the liquid is centrifugally separated by a partition plate 2.3, the separated condensate flows back to the unit body 1 through a water return pipe 3, and the non-condensable gas is discharged into the atmosphere.

In addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions formed by equivalent transformation or equivalent replacement should fall within the protection scope of the claims of the present invention.

Claims

1. The utility model provides a phase change electrode boiler exhaust condensate system, includes the unit body, the unit body includes unit barrel, electrode and heat exchanger, the heat exchanger sets up the top at the unit body, its characterized in that: the unit body is externally provided with an exhaust water condenser, the exhaust water condenser comprises a water condenser barrel, a condensate pipe and a partition plate, the partition plate divides the water condenser barrel into two cavities, the bottoms of the two cavities are communicated, the condensate pipe is arranged in one cavity, a water inlet pipe and a water outlet pipe of the heat exchanger are respectively connected with an inlet and an outlet of the condensate pipe, and condensate water in the water condenser barrel is converged into the unit barrel through a water return pipe.

2. The phase-change electrode boiler exhaust gas condensate system of claim 1, wherein: the unit barrel is connected with a cavity where the condensate pipe is located through a pipeline, and a gas-steam mixture of non-condensable gas and steam is discharged into the exhaust water condenser.

3. The phase-change electrode boiler exhaust gas condensate system of claim 1, wherein: the inlet and outlet of the condensate pipe are correspondingly connected with the inlet and outlet water pipes of the heat exchanger through inlet and outlet branch pipes.