CN114853314A - Glass electric melting solidification device capable of treating harmful solid wastes in situ - Google Patents
Glass electric melting solidification device capable of treating harmful solid wastes in situ Download PDFInfo
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- CN114853314A CN114853314A CN202210590652.XA CN202210590652A CN114853314A CN 114853314 A CN114853314 A CN 114853314A CN 202210590652 A CN202210590652 A CN 202210590652A CN 114853314 A CN114853314 A CN 114853314A
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/005—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture of glass-forming waste materials
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/02—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
Abstract
The invention discloses a glass electric melting solidification device capable of in-situ treating harmful solid wastes, which uses an electric melting glass technology to carry out in-situ solidification on solid pollutants, reduces the disturbance to the pollutants and reduces the secondary pollution caused by the pollutants in the processes of transportation, transfer and pretreatment; the insertion depth of the graphite electrode and the voltage and current of the electrode are controlled remotely, the melting state of the pollutants is monitored by using a temperature sensor, a pressure sensor and the resistivity of the melt, and the direct contact between an operator and the pollutants is reduced; use aspiration pump, buffer tank, tail gas cooling and filter equipment to carry out the pressure release to gas in the tail gas cover, cooling and filtration absorption, realize that the pollutant produces gaseous safety emission in melting process, advantages such as device operation safety, the field action of being convenient for are applicable to the harmful solid pollutant of hundred kilograms of grades of normal position processing, and the device can carry out power supply system and heating system dilatation, increases electrode spacing and tail gas cover size, improves the waste matter volume of batch processing.
Description
Technical Field
The invention relates to the technical field of harmful solid waste treatment, in particular to a glass electric melting and curing device capable of treating harmful solid waste in situ.
Background
The glass solidification is to mix high-level waste and glass forming agent, melt at high temperature, form the stable glass solidified body which contains radionuclide through annealing treatment, the leaching rate of radionuclide in the solidified product is lower, the solidification volume reduction effect is apparent, the glass solidification has many process types: one is a furnace solidification technology which has reached a commercial scale, and is an ex-situ treatment technology, harmful wastes are collected, after pretreatment, a high-temperature furnace such as a joule heating ceramic furnace, a high-frequency induction water-cooled crucible and the like is adopted for glass solidification treatment, the working temperature is generally about 1200 ℃, the other is an in-situ glass solidification technology, namely, pollutants buried underground are melted by using electric energy through an in-situ heating mode, harmful ingredients are evaporated or pyrolyzed or fixed in a molten product, and finally a durable glass body (or glass ceramic body) which has stable chemical properties and is similar to obsidian and basalt is formed, and the working temperature is generally 1400-2000 ℃.
The principle of the in-situ glass curing process is that a square matrix formed by molybdenum electrodes or graphite electrodes is inserted into soil to be treated, a conductive starter is placed between the electrodes, voltage acts on the electrodes to generate current in a starting path, the current heats and melts the surrounding soil, non-volatile harmful elements such as radioactive nuclide and heavy metal can be encapsulated into a glass structure along with the enlargement of a vitrification area, the pyrolysis byproducts are transferred to the surface of the vitrification area and are combusted in the air or are introduced into a tail gas treatment system through a tail gas hood, and the technology can treat various pollutant types (including heavy metal, radioactive nuclide, organic matters and the like) at the same time without excavating polluted soil or harmful waste; the waste size can be large; the physical and chemical stability of the solidified body is excellent, the technology has high thermal conversion efficiency, the solid pollutant does not need to be disturbed, the technology can be directly implemented in a pollutant generation place, the treatment scale can be designed, and the technology has higher flexibility and maneuverability.
Disclosure of Invention
The invention aims to provide a glass electric melting system which is powered by a diesel generating set, servocontrols the lifting position of a top-inserted electrode, controls the voltage output of a T-shaped transformer by a voltage regulation controller, maintains the negative pressure of the system by pumping, and carries out in-situ solidification on pollutants under a tail gas cover.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention discloses a glass electric melting solidification device capable of in-situ treating harmful solid wastes, which comprises a power supply system, a measurement control system, an electric melting heating system and a tail gas treatment system, wherein the power supply system comprises a diesel generator set and a container, the measurement control system comprises a servo controller, a voltage regulation controller and a Scott T-shaped transformer, the electric melting heating system comprises an electrode clamping piece, a graphite electrode, a thermocouple, a tail gas cover, an observation window and a camera, the tail gas treatment system comprises an air suction pump and a tail gas cooling and filtering device, the invention is realized by the technical principle of in-situ glass solidification, the servo controller and the voltage regulation controller are used for controlling the lifting of the electrode and the power supply power, the air in the tail gas cover is safely discharged by the air suction pump and a filter, and the disposable volume is more than 0.5m multiplied by 0.5m, the mass of the soil exceeds 200kg, the solidification operation flow is as follows,
s1: curing preparation, namely firstly transporting the system to a position near a to-be-treated area, paving low-melting-point glass powder on the surface of soil to be treated, then mixing scaly conductive graphite powder and an additive in proportion to form a starter, paving the starter on the surface of the glass powder according to a diagonal line, finally placing a tail gas cover right above the starter, starting a diesel generator set, checking the parameter display of a system instrument, regulating a Scott T-shaped transformer to a voltage gear for outputting a high gear after the system displays normally, and switching a voltage regulation controller to manual control;
s2: conducting and starting, controlling the electrode to descend by using a servo controller, inserting a graphite electrode into a starter, observing the display of a voltage and current instrument, controlling the output of a Scott T-shaped transformer by using a voltage regulation controller, increasing the power supply voltage of the graphite electrode, stopping increasing the voltage after the current appears on the display electrode of the instrument, and conducting the starter at the moment;
s3: the air pump is opened, power operation is adjusted according to the gas production rate, the gas production rate is lower at the initial temperature rise, low-power operation is kept, and heat loss is avoided;
s4: the method comprises the steps of gear switching and current setting, wherein resistance fluctuation can occur between electrodes along with temperature rise, the resistance is small, the current needs to be increased to ensure that enough heat is generated, a low-voltage high-current gear is selected, when graphite powder is oxidized and consumed, glass powder is melted and permeates into soil, and the resistance is increased, a voltage gear is increased, and the mode is converted into a high-voltage low-current mode;
s5: controlling the depth, namely gradually melting and softening the upper layer of soil along with the rise of the temperature, adjusting the depth of the electrode inserted into the soil downwards by using a servo controller, and gradually melting the lower layer of soil until the melting depth reaches a preset target;
s6: temperature control, wherein the gas pressure is increased along with the increase of the gas temperature in the tail gas hood to be more than 800 ℃, in order to ensure the negative pressure in the tail gas hood, the air suction pump reaches the maximum operation power, the heat loss of the system is higher, in order to ensure the continuous increase of the temperature, the heating power is synchronously increased, a low-voltage gear is selected, the current set value of the electrode is increased, and the input power between the electrodes is increased;
s7: and (3) solidifying and cooling, namely after the melting depth and the temperature reach expectation and last for a period of more than 5min, closing the electrode to supply power, continuously operating the air suction pump and the tail gas cooling and filtering device, after the soil in the tail gas hood is cooled to the normal temperature, loosening the electrode clamping piece, integrally hoisting the tail gas hood to move to the position near the next polluted soil to be treated, closing each electric and gas switch of the whole system, and closing the diesel generating set.
As a further scheme of the invention: the laying area of the low-melting-point glass powder in the S1 is 0.5m multiplied by 0.5m, the thickness is 0.1m, the glass point temperature is 400-500 ℃, the area of the flaky conductive graphite powder is 0.5m multiplied by 0.5m, and the thickness is 0.1 m.
As a still further scheme of the invention: in S2, as the starter is turned on and then heats up, the resistance between the electrodes gradually decreases and the current between the electrodes gradually increases, and the voltage regulator controller is switched to the constant current control automatic mode.
As a still further scheme of the invention: in the S4, the whole control process mainly adjusts the voltage gear according to the temperature and the resistance change between the electrodes, so that the effective heating power is kept, and the temperature is increased.
As a still further scheme of the invention: and in the S6, after the temperature meets the preset value, the temperature is kept to be stable at 1400 ℃ for a period of time of more than 5min by adjusting the current set value.
As a still further scheme of the invention: and in the step S7, backfilling the fused and solidified polluted soil or moving the fused and solidified polluted soil to a related disposal point according to needs.
As a still further scheme of the invention: the rated output power of the diesel generating set is 300 kW; the diesel generator is fixed in the container and can be moved to a processing place by a forklift or a crane.
As a still further scheme of the invention: the Scott T-shaped transformer has the capacity of 160KW, 4 gears are arranged, and the maximum output voltage of each gear is 380V, 300V, 200V and 100V respectively.
As a still further scheme of the invention: the electrode adopts the graphite electrode of anti-oxidation coating, and electrode diameter 80mm, both ends reserve M36X 2's internal thread respectively, connect through M36X 2 external screw thread graphite connecting pin, and 4 graphite electrode axle center distances are 0.5M, and the square distribution of perpendicular to ground, two graphite electrodes of every pair angle are 1 group heating load.
As a still further scheme of the invention: the thermocouple is a B-type thermocouple, and the temperature measuring range of the B-type thermocouple is normal temperature-1700 ℃.
Compared with the prior art, the invention has the beneficial effects that:
the invention uses the electric melting glass technology to carry out in-situ solidification on solid pollutants, reduces the disturbance to the pollutants and reduces the secondary pollution caused by the pollutants in the processes of transportation, transfer and pretreatment; the insertion depth of the graphite electrode and the voltage and current of the electrode are controlled remotely, the melting state of the pollutants is monitored by using a temperature sensor, a pressure sensor and the resistivity of the melt, and the direct contact between an operator and the pollutants is reduced; use aspiration pump, buffer tank, tail gas cooling and filter equipment to gas in the tail gas cover pressure release, cooling and filtration absorption, realize that the pollutant produces gaseous safe emission in melting process, advantages such as device operation safety, the field action of being convenient for are applicable to the harmful solid pollutant of hundred kilograms grades of in situ treatment, and the device can carry out power supply system and heating system dilatation, increases electrode spacing and tail gas cover size, improves batch processing's waste amount.
Drawings
FIG. 1 is a schematic view of the overall layout of a glass electrofusion curing apparatus capable of in-situ treating harmful solid wastes; in fig. 1, 1 — the power supply system; 2-measurement control system; 3-an electric melting heating system; 4-tail gas treatment system.
Fig. 2 is a logic diagram of electrode power supply control of the glass electrofusion curing apparatus capable of in-situ treating harmful solid waste.
FIG. 3 is a schematic view of a first partial structure of a nonstandard heating part of a glass electro-melting solidification device capable of treating harmful solid wastes in situ; in FIG. 3, 1-electrode servomechanism; type 2-B thermocouples; 3-couple hole; 4-sandy soil.
FIG. 4 is a first schematic partial structure of a non-standard heating part of a glass electro-fusion curing device capable of in-situ treatment of harmful solid waste; in FIG. 4, type 1-B thermocouples; 2, flange connection; 3-reserving an interface; 4-adjusting the turning plate; 5-air inlet; type 6-B thermocouples; 7-an exhaust duct; 8-dedusting draught fan; 9-iron stent; 10-tail gas cooling and purifying treatment device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, in the embodiment of the invention, a glass electric melting solidification device capable of treating harmful solid wastes in situ comprises a power supply system 1, a measurement control system 2, an electric melting heating system 3 and a tail gas treatment system 4, wherein the power supply system 1 is used for outdoor power supply of the whole system, the power supply system 1 comprises a diesel generator set and a container, a control and measurement part of the measurement control system 2 is used for controlling the position of a heating electrode, electrode voltage and current and recording data such as temperature, current and voltage in a solidification process, the measurement control system 2 comprises a servo controller, a voltage regulation controller and a Scott type T-type transformer, and a servo driver controls a servo motor to realize position control of a graphite electrode; the voltage regulating controller controls the voltage output of the Scott T-shaped transformer to realize the control of the input power of the electrode; the Scott T-type transformer converts three-phase input into two-phase output to realize load balance, the measurement control system 2 also comprises a mutual inductor, a control cabinet and a computer, the mutual inductor mainly measures current and voltage of the input end and the output end of the transformer, the control cabinet is mainly used for a servo driver, a voltage regulation controller, the mutual inductor and related circuit breaking protectors, various control instruments are fixedly installed, the computer is mainly used for displaying and storing voltage, current, temperature data and camera video, the electric melting heating system 3 is used for heating and preserving heat for sandy soil, the electric melting heating system 3 comprises an electrode clamping piece, a graphite electrode, a thermocouple, a tail gas cover, an observation window and a camera, the tail gas cover is used for placing a top servo mechanism and preserving heat for the sandy soil, the tail gas cover is divided into an outer shell and an inner lining, the outer shell adopts a steel structure, the inner lining adopts a light polycrystalline fiber thermal insulation material, the device is fixed with a shell in an anchoring mode, the thickness of a top lining is 0.2mm, the thickness of the top lining is 0.6m higher than the ground, the thickness of a side wall lining is 0.15m, the distance from an electrode is 0.4m, an observation window with the diameter of 10cm is reserved above the side wall of the shell of the tail gas hood, silicate high-temperature-resistant glass is selected as the observation window, a wide-angle high-definition camera is adopted as a camera, the observation window and the camera are used for monitoring the melting state of sandy soil in the tail gas hood, a tail gas treatment system 4 is used for pumping, cooling, purifying and directionally discharging gas generated in the process of solidifying the sandy soil, the tail gas treatment system 4 comprises a suction pump and a tail gas cooling and filtering device, the device is realized by the technical principle of in-situ glass solidification, a diesel generator set is used for supplying power, a servo controller and a voltage regulating controller are used for controlling the lifting and power supply power, the gas in the tail gas hood is safely discharged by the suction pump and a filter, the disposable volume is more than 0.5m multiplied by 0.5m, the mass of the soil exceeds 200kg, the solidification operation flow is as follows,
s1: curing preparation, namely firstly transporting the system to a position near a to-be-treated area, paving low-melting-point glass powder on the surface of soil to be treated, then mixing scaly conductive graphite powder and an additive in proportion to form a starter, paving the starter on the surface of the glass powder according to a diagonal line, finally placing a tail gas cover right above the starter, starting a diesel generator set, checking the parameter display of a system instrument, regulating a Scott T-shaped transformer to a voltage gear for outputting a high gear after the system displays normally, and switching a voltage regulation controller to manual control;
s2: conducting and starting, controlling the electrode to descend by using a servo controller, inserting a graphite electrode into a starter, observing the display of a voltage and current instrument, controlling the output of a Scott T-shaped transformer by using a voltage regulation controller, increasing the power supply voltage of the graphite electrode, stopping increasing the voltage after the current appears on the display electrode of the instrument, and conducting the starter at the moment;
s3: the air pump is opened, power operation is adjusted according to the gas production rate, the gas production rate is lower at the initial temperature rise, low-power operation is kept, and heat loss is avoided;
s4: the method comprises the steps of gear switching and current setting, wherein resistance fluctuation can occur between electrodes along with temperature rise, the resistance is small, the current needs to be increased to ensure that enough heat is generated, a low-voltage high-current gear is selected, when graphite powder is oxidized and consumed, glass powder is melted and permeates into soil, and the resistance is increased, a voltage gear is increased, and the mode is converted into a high-voltage low-current mode;
s5: controlling the depth, namely gradually melting and softening the upper layer of soil along with the rise of the temperature, adjusting the depth of the electrode inserted into the soil downwards by using a servo controller, and gradually melting the lower layer of soil until the melting depth reaches a preset target;
s6: temperature control, wherein the gas pressure is increased along with the increase of the gas temperature in the tail gas hood to over 800 ℃, the heating power is also synchronously increased in order to ensure that the negative pressure in the tail gas hood reaches the maximum operating power and the system heat loss is higher, and the heating power is also synchronously increased in order to ensure that the temperature continues to rise, a low-voltage gear is selected, the electrode current set value is increased, and the inter-electrode input power is increased;
s7: and (3) solidifying and cooling, namely after the melting depth and the temperature reach expectation and last for a period of more than 5min, closing the electrode to supply power, continuously operating the air suction pump and the tail gas cooling and filtering device, after the soil in the tail gas hood is cooled to the normal temperature, loosening the electrode clamping piece, integrally hoisting the tail gas hood to move to the position near the next polluted soil to be treated, closing each electric and gas switch of the whole system, and closing the diesel generating set.
As a further scheme of the invention: the laying area of the low-melting-point glass powder in S1 is 0.5m multiplied by 0.5m, the thickness is 0.1m, the glass point temperature is 400 ℃ and 500 ℃, the area of the flaky conductive graphite powder is 0.5m multiplied by 0.5m, and the thickness is 0.1 m.
As a still further scheme of the invention: in S2, as the starter is turned on and then heated, the resistance between the electrodes gradually decreases and the current between the electrodes gradually increases, and the voltage regulator controller is switched to the constant current control automatic mode.
As a still further scheme of the invention: in the S4, the whole control process mainly adjusts the voltage gear according to the temperature and the resistance change between the electrodes, so that the effective heating power is kept, and the temperature is increased.
As a still further scheme of the invention: and in S6, after the temperature meets the preset value, the temperature is kept at 1400 ℃ and stabilized for a period of time of more than 5min by adjusting the current set value.
As a still further scheme of the invention: and S7, backfilling the fused and solidified polluted soil or moving the fused and solidified polluted soil to a related disposal point as required.
As a still further scheme of the invention: the rated output power of the diesel generating set is 300 kW; the diesel generator is fixed in the container and can be moved to a processing place by a forklift or a crane.
As a still further scheme of the invention: the Scott T-shaped transformer has the capacity of 160KW, 4 gears are arranged, and the maximum output voltage of each gear is 380V, 300V, 200V and 100V respectively.
As a still further scheme of the invention: the electrode adopts the graphite electrode of anti-oxidant coating, and electrode diameter 80mm, both ends reserve M36X 2's internal thread respectively, connect through M36X 2 external screw thread graphite connecting pin, and 4 graphite electrode axle center distances are 0.5M, and the square distribution of perpendicular to ground, two graphite electrodes of every pair angle are 1 group heating load.
As a still further scheme of the invention: the thermocouple adopts a B-type thermocouple, and the temperature measuring range of the B-type thermocouple is normal temperature-1700 ℃.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a but harmful solid waste's glass electric smelting solidification equipment is handled to normal position, includes power supply system (1), measurement control system (2), electric smelting heating system (3) and tail gas processing system (4), its characterized in that: the power supply system (1) comprises a diesel generating set and a container, the measurement control system (2) comprises a servo controller, a voltage regulation controller and a Scott T-shaped transformer, the electric melting heating system (3) comprises an electrode clamping piece, a graphite electrode, a thermocouple, a tail gas cover, an observation window and a camera, the tail gas treatment system (4) comprises an air pump and a tail gas cooling and filtering device, the solidification operation process is as follows,
s1: curing preparation, namely firstly transporting the system to a position near a to-be-treated area, paving low-melting-point glass powder on the surface of soil to be treated, then mixing scaly conductive graphite powder and an additive in proportion to form a starter, paving the starter on the surface of the glass powder according to a diagonal line, finally placing a tail gas cover right above the starter, starting a diesel generator set, checking the parameter display of a system instrument, regulating a Scott T-shaped transformer to a voltage gear for outputting a high gear after the system displays normally, and switching a voltage regulation controller to manual control;
s2: conducting and starting, controlling the electrode to descend by using a servo controller, inserting a graphite electrode into a starter, observing the display of a voltage and current instrument, controlling the output of a Scott T-shaped transformer by using a voltage regulation controller, increasing the power supply voltage of the graphite electrode, stopping increasing the voltage after the current appears on the display electrode of the instrument, and conducting the starter at the moment;
s3: the air pump is opened, power operation is adjusted according to the gas production rate, the gas production rate is lower at the initial temperature rise, low-power operation is kept, and heat loss is avoided;
s4: the method comprises the steps of gear switching and current setting, wherein resistance fluctuation can occur between electrodes along with temperature rise, the resistance is small, the current needs to be increased to ensure that enough heat is generated, a low-voltage high-current gear is selected, when graphite powder is oxidized and consumed, glass powder is melted and permeates into soil, and the resistance is increased, a voltage gear is increased, and the mode is converted into a high-voltage low-current mode;
s5: controlling the depth, namely gradually melting and softening the upper layer of soil along with the rise of the temperature, adjusting the depth of the electrode inserted into the soil downwards by using a servo controller, and gradually melting the lower layer of soil until the melting depth reaches a preset target;
s6: temperature control, wherein the gas pressure is increased along with the increase of the gas temperature in the tail gas hood to over 800 ℃, the heating power is also synchronously increased in order to ensure that the negative pressure in the tail gas hood reaches the maximum operating power and the system heat loss is higher, and the heating power is also synchronously increased in order to ensure that the temperature continues to rise, a low-voltage gear is selected, the electrode current set value is increased, and the inter-electrode input power is increased;
s7: and (3) solidifying and cooling, namely after the melting depth and the temperature reach expectation and last for a period of more than 5min, closing the electrode to supply power, continuously operating the air suction pump and the tail gas cooling and filtering device, after the soil in the tail gas hood is cooled to the normal temperature, loosening the electrode clamping piece, integrally hoisting the tail gas hood to move to the position near the next polluted soil to be treated, closing each electric and gas switch of the whole system, and closing the diesel generating set.
2. The apparatus for electrofusion-curing of glass capable of in-situ treating hazardous solid waste according to claim 1, wherein: the laying area of the low-melting-point glass powder in the S1 is 0.5m multiplied by 0.5m, the thickness is 0.1m, the glass point temperature is 400-500 ℃, the area of the flaky conductive graphite powder is 0.5m multiplied by 0.5m, and the thickness is 0.1 m.
3. The apparatus for electrofusion-curing of glass capable of in-situ treating hazardous solid waste according to claim 1, wherein: in S2, as the starter is turned on and then heats up, the resistance between the electrodes gradually decreases and the current between the electrodes gradually increases, and the voltage regulator controller is switched to the constant current control automatic mode.
4. The apparatus for electrofusion-curing of glass capable of in-situ treating hazardous solid waste according to claim 1, wherein: in the S4, the whole control process mainly adjusts the voltage gear according to the temperature and the resistance change between the electrodes, so that the effective heating power is kept, and the temperature is increased.
5. The apparatus for electrofusion-curing of glass capable of in-situ treating hazardous solid waste according to claim 1, wherein: and in the S6, after the temperature meets the preset value, the temperature is kept to be stable at 1400 ℃ for a period of time of more than 5min by adjusting the current set value.
6. The apparatus for electrofusion-curing of glass capable of in-situ treating hazardous solid waste according to claim 1, wherein: and in the step S7, backfilling the fused and solidified polluted soil or moving the fused and solidified polluted soil to a related disposal point according to needs.
7. The apparatus for electrofusion-curing of glass capable of in-situ treating hazardous solid waste according to claim 1, wherein: the rated output power of the diesel generating set is 300 kW; the diesel generator is fixed in the container and can be moved to a processing place by a forklift or a crane.
8. The apparatus for electrofusion-curing of glass capable of in-situ treating hazardous solid waste according to claim 1, wherein: the Scott T-shaped transformer has the capacity of 160KW, 4 gears are arranged, and the maximum output voltage of each gear is 380V, 300V, 200V and 100V respectively.
9. The apparatus for electrofusion-curing of glass capable of in-situ treating hazardous solid waste according to claim 1, wherein: the electrode adopts the graphite electrode of anti-oxidation coating, and electrode diameter 80mm, both ends reserve M36X 2's internal thread respectively, connect through M36X 2 external screw thread graphite connecting pin, and 4 graphite electrode axle center distances are 0.5M, and the square distribution of perpendicular to ground, two graphite electrodes of every pair angle are 1 group heating load.
10. The apparatus for electrofusion-curing of glass capable of in-situ treating hazardous solid waste according to claim 1, wherein: the thermocouple is a B-type thermocouple, and the temperature measuring range of the B-type thermocouple is normal temperature-1700 ℃.
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| CN116140346A (en) * | 2022-10-20 | 2023-05-23 | 中国人民解放军63653部队 | Material for in-situ glass solidification rapid electric starting and paving and application methods thereof |
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| CN116140346A (en) * | 2022-10-20 | 2023-05-23 | 中国人民解放军63653部队 | Material for in-situ glass solidification rapid electric starting and paving and application methods thereof |
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| CN114853314B (en) | 2023-06-23 |
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