CN115839492A - Oil-gas dual-purpose oxy-fuel kiln combustion system - Google Patents
Oil-gas dual-purpose oxy-fuel kiln combustion system Download PDFInfo
- Publication number
- CN115839492A CN115839492A CN202211402731.XA CN202211402731A CN115839492A CN 115839492 A CN115839492 A CN 115839492A CN 202211402731 A CN202211402731 A CN 202211402731A CN 115839492 A CN115839492 A CN 115839492A
- Authority
- CN
- China
- Prior art keywords
- pipe
- pump
- gas
- oxygen
- heavy oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 115
- 239000000446 fuel Substances 0.000 title claims abstract description 55
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 174
- 239000001301 oxygen Substances 0.000 claims abstract description 117
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 117
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 116
- 239000000295 fuel oil Substances 0.000 claims abstract description 104
- 239000003345 natural gas Substances 0.000 claims abstract description 87
- 239000007789 gas Substances 0.000 claims abstract description 79
- 230000005540 biological transmission Effects 0.000 claims description 60
- 230000007306 turnover Effects 0.000 claims description 21
- 239000003921 oil Substances 0.000 claims description 20
- 238000002347 injection Methods 0.000 claims description 14
- 239000007924 injection Substances 0.000 claims description 14
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 238000007405 data analysis Methods 0.000 claims description 6
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000003723 Smelting Methods 0.000 abstract description 4
- 239000000919 ceramic Substances 0.000 abstract description 4
- 239000011521 glass Substances 0.000 abstract description 4
- 238000002844 melting Methods 0.000 abstract description 4
- 230000008018 melting Effects 0.000 abstract description 4
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 238000005086 pumping Methods 0.000 description 16
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 230000009471 action Effects 0.000 description 6
- 230000001360 synchronised effect Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
Abstract
The invention relates to a combustion system of an oil-gas dual-purpose oxy-fuel kiln, which comprises a heavy oil pump delivery pipe, a natural gas pump delivery pipe and an oxygen pump delivery pipe, wherein the end part of the oxygen pump delivery pipe is connected with a three-way joint, two ends of the three-way joint are respectively connected with a first gas delivery branch pipe and a second gas delivery branch pipe, linkage pressurizing assemblies are respectively arranged between the first gas delivery branch pipe and the heavy oil pump delivery pipe as well as between the second gas delivery branch pipe and between the natural gas pump delivery pipe and between the heavy oil pump delivery pipe and the natural gas pump delivery pipe, an electric cabinet is arranged in the middle of the heavy oil pump delivery pipe and between the natural gas pump delivery pipe, and an oil-gas combustion switching assembly is arranged on the inner wall of one side of the electric cabinet; the kiln combustion system realizes the combustion of pure oxygen combustion technology consisting of oxygen and fuel in glass, ceramics, nonferrous smelting and other melting kilns, improves the combustion efficiency of the kiln, is linked with the arrangement of the pressurizing assembly, can synchronously pressurize heavy oil and oxygen pump output or natural gas and oxygen pump output, enables the oxygen and the fuel to be mixed more fully, and can realize the automatic switching of the combustion modes of the heavy oil and the natural gas through the arrangement of the oil-gas combustion switching assembly.
Description
Technical Field
The invention relates to the technical field of oxy-fuel kilns, in particular to a combustion system of an oil-gas dual-purpose oxy-fuel kiln.
Background
Oxy-fuel combustion refers to the combustion of fuel with industrial oxygen instead of air, can make the fuel burn more completely, and oxy-fuel combustion has many advantages to air combustion: compared with the air combustion process, about 79 percent of nitrogen in the air does not participate in the combustion any more, so that the flame temperature can be increased, no nitrogen exists in the flue gas, the combustion product is a triatomic product, the heat transfer effect of the triatomic substance is higher than that of a diatomic substance, and the heating efficiency is improved; and nitrogen no longer participates in smoke discharge, so that the smoke quantity can be greatly reduced, and the heat loss of smoke discharge is reduced.
With the development of the technology, the combustion mode of the total oxygen combustion (also called pure oxygen combustion) technology is fuel + oxygen, with the development of the oxygen generation technology and the reduction of the electric power cost, the pure oxygen combustion technology consisting of oxygen + fuel becomes a better selection scheme for replacing the conventional combustion mode consisting of air and fuel in melting furnaces of glass, ceramics, nonferrous smelting and the like, and is widely used in the total oxygen furnaces, but the structure of the combustion system on the existing total oxygen furnaces is more traditional, the conventional combustion mode has low combustion efficiency, the total oxygen combustion of various fuels cannot be carried out, the combustion mode cannot be automatically switched in the combustion process, a user cannot remotely obtain the fuel pump data in the combustion process of the furnace, the remote monitoring of the combustion state in the furnace cannot be realized, and the remote regulation of the combustion mode and the combustion size in the furnace cannot be realized.
In order to solve the problems, the invention provides a combustion system of an oil-gas dual-purpose oxy-fuel kiln.
Disclosure of Invention
(1) Technical problem to be solved
The invention aims to overcome the problems in the prior art, adapt to the practical requirements and provide an oil-gas dual-purpose oxy-fuel kiln combustion system so as to solve the technical problems.
(2) Technical scheme
In order to realize the purpose of the invention, the technical scheme adopted by the invention is as follows:
the combustion system of the oil-gas dual-purpose oxy-fuel kiln comprises a heavy oil pump conveying pipe, a natural gas pump conveying pipe and an oxygen pump conveying pipe, wherein a three-way joint is connected to the end portion of the oxygen pump conveying pipe, a first gas conveying branch pipe and a second gas conveying branch pipe are connected to the two ends of the three-way joint respectively, linkage pressurizing assemblies are arranged between the first gas conveying branch pipe and the heavy oil pump conveying pipe, between the second gas conveying branch pipe and between the natural gas pump conveying pipe, and between the heavy oil pump conveying pipe and the natural gas pump conveying pipe, a electric cabinet is arranged in the middle of the heavy oil pump conveying pipe and between the natural gas pump conveying pipe, and an oil-gas combustion switching assembly is arranged on the inner wall of one side of the electric cabinet.
Preferably, linkage pressurization subassembly is including fixing the inside slat of heavy oil pump defeated pipe and natural gas pump transfer line, rotate on the middle part outer wall of slat and install the transmission shaft, first turbine is installed to the tip of transmission shaft, the other end of transmission shaft is fixed with first bevel gear, it installs the drive shaft to rotate on one side inner wall of heavy oil pump defeated pipe and natural gas pump defeated pipe, the bottom mounting of drive shaft has second bevel gear, be fixed with the turbopump on one side outer wall of heavy oil pump defeated pipe and natural gas pump transfer line, the drive shaft runs through and is fixed with the second turbine on the outer wall of the inside one end of turbopump, install the motor on the top outer wall of turbopump, and the output shaft bottom of motor is fixed with the top of drive shaft, the one end of first gas transmission branch pipe and second gas transmission branch pipe is connected with the suction end of turbopump, the pump end of turbopump is connected with the oxygen injection pipe, the one end of oxygen injection pipe link up with heavy oil pump defeated pipe and natural gas pump transfer line end respectively.
Preferably, the oil-gas combustion switching assembly includes a bobbin fixed to an inner wall of one side of the electric cabinet in an embedded manner, an end of the bobbin is connected to a pressure pipe in a through manner, one end of the pressure pipe penetrates through the interior of the heavy oil pump pipe, a piston is arranged inside the bobbin, a connecting rod is fixed to an outer wall of one side of the piston and penetrates through the exterior of the bobbin, a first spring is sleeved on an outer wall of one end of the connecting rod located inside the bobbin, an installation shaft is fixed to an inner wall of the bottom of the electric cabinet, a conductive turnover plate is rotatably connected to a top end of the installation shaft, one end of the connecting rod is fixedly connected to an outer wall of an end of the turnover plate, a power line is connected to one end of the conductive turnover plate, through holes are formed in inner walls of two sides of the electric cabinet, a guide rod is inserted into the through holes, a limiting block is fixed to one end of the guide rod, a contact is fixed to the other end of the guide rod, a second spring is sleeved on an outer wall of the guide rod located on one side of the contact, a conductive turnover plate is provided on an outer wall between the contacts, one end of the conductive turnover plate is fixed to an outer wall of one side of the conductive ring, a limiting block is connected to an outer wall of one side of the natural gas pipe and an end of a second gas pipe, a second power transmission branch pipe, a second power valve is electrically connected to an input end of the electric branch pipe, and an end of the electric pump, and an end of the heavy oil pump branch pipe, and an end of the heavy oil pump, and an input end of the heavy oil pump are electrically connected to the heavy oil pump, and an input end of the heavy oil pump.
Preferably, all install solenoid valve and pressure sensor on the tip inner wall of heavy oil pump defeated pipe, natural gas pump defeated pipe and oxygen pump defeated pipe, install oxygen volume detection sensor on the tip inner wall of oxygen pump defeated pipe, install the circuit board on the bottom inner wall of electric cabinet, install PLC controller and power module on the top outer wall of circuit board, install data monitoring unit, data analysis unit and the unusual alarm unit of data on the top one side outer wall of circuit board, install data transmission module and oil gas pump on the top outer wall of circuit board and carry out the regulation module, the outside of electric cabinet is provided with mobile terminal.
Preferably, the mobile terminal is one or more of a mobile phone, an iPad and a computer.
Preferably, the middle part of the oxygen injection pipe is connected with a spiral heat absorption pipe in a penetrating way, and the spiral heat absorption pipe is sleeved on the outer walls of the end parts of the heavy oil pump conveying pipe and the natural gas pump conveying pipe.
Preferably, a bearing is installed at the rotary connection position of the driving shaft and the natural gas pump transmission pipe, and shaft seals are installed at two ends of the bearing.
Preferably, the conductive turnover plate, the conductive ring, the contact, the guide rod and the limiting block are all conductive structures.
Preferably, the heavy oil pump delivery pipe, the natural gas pump delivery pipe and the oxygen pump delivery pipe are provided with connecting flanges at the end parts.
(3) Has the advantages that:
A. this kiln combustion system carries out the pump of heavy oil through heavy oil pump defeated pipe and carries out the pump of natural gas through natural gas pump defeated pipe and carry out the pump of oxygen through oxygen pump defeated pipe and carry out the pump output of oxygen, mix with the heavy oil in the heavy oil pump defeated pipe is carried out to the pump through high concentration oxygen pump, and the pump is carried out burning in carrying out the kiln, carry out burning with the natural gas in the natural gas pump defeated pipe through high concentration oxygen pump, and the pump is carried out burning in the kiln, the realization is at glass by the pure oxygen combustion technique that oxygen + fuel formed, pottery, melting furnace burning such as nonferrous smelting, replace by the air, the conventional combustion mode of fuel constitution, the combustion efficiency of kiln has been improved greatly.
B. The setting of linkage pressurization subassembly has improved the pump delivery speed of heavy oil or natural gas in the pump delivery pipe in step, realizes the synchronous pressurization of fuel and oxygen in heavy oil and oxygen burning or natural gas and the oxygen burning process, has guaranteed the balance of fuel and oxygen proportion, the effectual control that realizes the kiln internal combustion size, and the synchronous pump is also that fuel and oxygen can obtain abundant mixture, improves combustion efficiency.
C. The setting of oil gas burning switching components, the second on automatic control heavy oil pump defeated pipe and the first gas transmission branch pipe is open mode, carries out the burning of heavy oil and oxygen mode, and the first on automatic control natural gas pump defeated pipe and the second gas transmission branch pipe is opened when switching the combustion mode, realizes the pump of natural gas and oxygen and carries out, accomplishes the automatic switch-over of natural gas and oxygen combustion mode, does benefit to going on of the dual-purpose total oxygen burning of oil gas in the kiln.
D. In the pump output combustion process of the fuel and the oxygen, a user can remotely acquire detection data and alarm signals through the mobile terminal, so that the remote monitoring of the combustion state in the kiln is realized, the user can control an electromagnetic valve on a pump output pipe by matching the mobile terminal with an oil gas pump output adjusting module, the adjustment of the flow of heavy oil or natural gas and oxygen can be realized, and the remote adjustment of the combustion mode and the combustion size in the kiln is realized.
Drawings
FIG. 1 is a schematic view of the overall three-dimensional structure of a combustion system of an oil-gas dual-purpose oxy-fuel kiln of the invention;
FIG. 2 is an enlarged schematic structural diagram of the combustion system of the oil-gas dual-purpose oxy-fuel kiln at the position A;
FIG. 3 is a schematic view of a three-dimensional cutting structure of a linkage pressurizing assembly in the combustion system of the oil-gas dual-purpose oxy-fuel kiln of the invention;
FIG. 4 is an enlarged schematic structural diagram of a combustion system of the oil-gas dual-purpose oxy-fuel kiln at the position B;
FIG. 5 is an enlarged schematic structural diagram of a combustion system of an oil-gas dual-purpose oxy-fuel kiln at the position C;
FIG. 6 is a schematic view of a three-dimensional cutting structure of an electric cabinet in the combustion system of the oil-gas dual-purpose oxy-fuel kiln of the present invention;
the reference numbers are as follows:
1. a heavy oil pump delivery pipe; 2. a natural gas pump delivery pipe; 3. an oxygen pump delivery pipe; 4. a three-way joint; 5. a first gas delivery branch pipe; 6. a second gas delivery branch pipe; 7. a linkage pressurizing assembly; 8. an electric cabinet; 9. an oil-gas combustion switching assembly; 10. an electromagnetic valve; 11. a pressure sensor; 12. an oxygen amount detection sensor; 13. a circuit board; 14. a PLC controller; 15. a power supply module; 16. a data monitoring unit; 17. a data analysis unit; 18. a data abnormality alarm unit; 19. a data transmission module; 20. an oil gas pump output adjusting module; 21. a mobile terminal; 22. a spiral heat absorption tube; 701. laths; 702. a drive shaft; 703. a first turbine; 704. a first bevel gear; 705. a drive shaft; 706. a second bevel gear; 707. a turbo pump; 708. a second turbine; 709. a motor; 710. an oxygen injection pipe; 901. a bobbin; 902. a pressure connecting pipe; 903. a piston; 904. a connecting rod; 905. a first spring; 906. installing a shaft; 907. a conductive roll-over plate; 908. a power line; 909. A through hole; 910. a guide bar; 911. a limiting block; 912. a contact; 913. a second spring; 914. conducting rings; 915. a conductive branch line; 916. a first energizing valve; 917. a second electrovalve.
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.
The invention will be further illustrated with reference to the following figures 1-6 and examples:
in this embodiment, as shown in fig. 1-6, a combustion system for a full-oxygen kiln for oil and gas use comprises a heavy oil pump transmission pipe 1, a natural gas pump transmission pipe 2 and an oxygen pump transmission pipe 3, wherein a tee joint 4 is connected to an end of the oxygen pump transmission pipe 3, a first gas transmission branch pipe 5 and a second gas transmission branch pipe 6 are respectively connected to two ends of the tee joint 4, the first gas transmission branch pipe 5, the heavy oil pump transmission pipe 1, the second gas transmission branch pipe 6 and the natural gas pump transmission pipe 2 are respectively provided with a linkage pressurizing assembly 7, an electric cabinet 8 is arranged in the middle of the heavy oil pump transmission pipe 1 and the natural gas pump transmission pipe 2, an oil and gas combustion switching assembly 9 is arranged on one side of the inner wall of the electric cabinet 8, the combustion system performs pumping of heavy oil through the heavy oil pump transmission pipe 1, pumping of natural gas through the natural gas pump transmission pipe 2, pumping of 93% concentration oxygen through the oxygen pump transmission pipe 3, pumping into the heavy oil pump transmission pipe 1 to mix with the heavy oil, and pumping of the heavy oil, and burning the natural gas, and oxygen are used for combustion, and the natural gas combustion, the natural gas combustion system can perform oxygen combustion and oxygen combustion in a ceramic kiln, and natural gas combustion mode, the natural gas combustion mode of the furnace can be replaced by a pure oxygen combustion mode, the oxygen combustion and natural gas combustion mode, the oxygen combustion mode of the natural gas combustion furnace.
In this embodiment, as shown in fig. 1-3, the linkage pressurization assembly 7 includes a slat 701 fixed inside the heavy oil pump delivery pipe 1 and the natural gas pump delivery pipe 2, a transmission shaft 702 is rotatably installed on the outer wall of the middle portion of the slat 701, a first turbine 703 is installed at the end portion of the transmission shaft 702, a first bevel gear 704 is fixed at the other end of the transmission shaft 702, a driving shaft 705 is rotatably installed on the inner wall of one side of the heavy oil pump delivery pipe 1 and the natural gas pump delivery pipe 2, a second bevel gear 706 is fixed at the bottom end of the driving shaft 705, a turbine pump 707 is fixed on the outer wall of one side of the heavy oil pump delivery pipe 1 and the natural gas pump delivery pipe 2, a second turbine 708 is fixed on the outer wall of one end of the driving shaft 705 penetrating through the turbine pump 707, a motor 709 is installed on the outer wall of the top portion of the turbine pump 707, and the bottom end of the output shaft of the motor 709 is fixed with the top end of the driving shaft 705, one end of the first gas branch pipe 5 and one end of the second gas branch pipe 6 are connected with the suction end of the turbine pump 707, the pump output end of the turbo pump 707 is connected with an oxygen injection pipe 710, one end of the oxygen injection pipe 710 is respectively communicated with the heavy oil pump delivery pipe 1 and the natural gas pump delivery pipe 2, in the process of pumping heavy oil and oxygen or natural gas and oxygen, the motor 709 can be controlled to work to drive the driving shaft 705 to rotate, so as to drive the second turbine 708 to rotate in the turbo pump 707, the speed of the oxygen pump in the first gas delivery branch pipe 5 or the second gas delivery branch pipe 6 is increased under the centrifugal action, oxygen is pumped out through the oxygen injection pipe 710 and is input into the fuel pump delivery pipe to be fully mixed with the heavy oil or the natural gas, in the process, the driving shaft 705 drives the second bevel gear 706 to rotate, the driving shaft 702 is driven to rotate under the matching transmission of the second bevel gear 706 and the first bevel gear 704, so as to drive the first turbine 703 in the heavy oil pump delivery pipe 1 or the natural gas pump delivery pipe 2 to rotate, therefore, the pumping speed of heavy oil or natural gas in the pumping pipe is synchronously increased, the fuel and oxygen are synchronously pressurized in the combustion process of the heavy oil and the oxygen or the combustion process of the natural gas and the oxygen, the balance of the proportion of the fuel and the oxygen is ensured, the control of the combustion size in the kiln is effectively realized, the synchronous pumping is also used for fully mixing the fuel and the oxygen, and the combustion efficiency is improved.
In this embodiment, as shown in fig. 1, 2 and 4, the oil-gas combustion switching assembly 9 includes a bobbin 901 embedded and fixed on one side inner wall of the electric cabinet 8, an end of the bobbin 901 is connected to a pressure pipe 902 in a penetrating manner, one end of the pressure pipe 902 penetrates through the heavy oil pump pipe 1, a piston 903 is disposed inside the bobbin 901, a connecting rod 904 is fixed on one side outer wall of the piston 903, the connecting rod 904 penetrates through the outside of the bobbin 901, a first spring 905 is sleeved on an outer wall of the connecting rod 904 at one end inside the bobbin 901, a mounting shaft 906 is fixed on an inner wall of the bottom of the electric cabinet 8, a conductive turning plate 907 is rotatably connected to a top end of the mounting shaft 906, one end of the connecting rod 904 is fixedly connected to an outer wall of the end of the turning plate 907, one end of the conductive turning plate 907 is connected to a power cord 908, through holes 909 are formed on two side inner walls of the electric cabinet 8, and a guide rod 910 is inserted into the through holes 909, a limiting block 911 is fixed at one end of the guide rod 910, a contact 912 is fixed at the other end of the guide rod 910, a second spring 913 is sleeved on the outer wall of the guide rod 910 at one side of the contact 912, a conductive ring 914 is arranged on the outer wall between the contacts 912, one end of a conductive turnover plate 907 is fixed with the outer wall of one side of the conductive ring 914, a conductive branch line 915 is connected on the outer wall of one side of the limiting block 911, a first electrifying valve 916 is installed at the end parts of the natural gas pump pipe 2 and the second gas transmission branch pipe 6, the electrical input end of the first electrifying valve 916 is connected with the conductive branch line 915 at one side, a second electrifying valve 917 is installed at the end parts of the heavy oil pump pipe 1 and the first gas transmission branch pipe 5, the electrical input end of the second electrifying valve 917 is connected with the conductive branch line 915 at the other side, heavy oil is pumped in the heavy oil pump pipe 1, 93% concentration oxygen is pumped in the oxygen pump pipe 3 during combustion in a mode of heavy oil and oxygen, heavy oil pumped by the heavy oil pump pipe 1 enters the barrel 901 through the pressure pipe 902, the piston 903 is pushed to move in the barrel 901 under the pressure of the heavy oil, so that the connecting rod 904 is pushed out, the conductive turnover plate 907 is driven to turn around the mounting shaft 906, the first spring 905 is compressed in the process, the conductive ring 914 at the turning end of the conductive turnover plate 907 is in contact with the contact 912 on one side, the power line 908 is electrified with the conductive branch line 915 on one side, the heavy oil pump pipe 1 and the second conductive valve 917 on the first gas delivery branch pipe 5 are controlled to be in an open state, the heavy oil and oxygen modes are combusted, the pumping of the heavy oil is stopped in the heavy oil pump pipe 1 when the combustion mode is switched, the pressure in the heavy oil pump pipe 1 and the pressure pipe 902 is reduced, the piston 903 and the connecting rod 904 are driven to reset under the resetting action of the first spring 905, the conductive turnover plate 907 is driven to turn around the mounting shaft 906, the conductive turnover is driven, the conductive ring 914 at the end is in contact with the other side 912, the power line 908 is electrified, the natural gas pump pipe 2 and the second gas delivery pipe 6 are controlled to be switched on, the contact point, the natural gas pump 916 and the oxygen combustion mode is automatically, and the natural gas combustion furnace is completed, and the oxygen combustion mode is switched.
In this embodiment, referring to fig. 1, 5 and 6, the inner walls of the ends of the heavy oil pump pipe 1, the natural gas pump pipe 2 and the oxygen pump pipe 3 are all provided with an electromagnetic valve 10 and a pressure sensor 11, the inner wall of the end of the oxygen pump pipe 3 is provided with an oxygen amount detection sensor 12, the inner wall of the bottom of the electric cabinet 8 is provided with a circuit board 13, the outer wall of the top of the circuit board 13 is provided with a PLC controller 14 and a power module 15, the outer wall of one side of the top of the circuit board 13 is provided with a data monitoring unit 16, a data analysis unit 17 and a data abnormity alarm unit 18, the outer wall of the top of the circuit board 13 is provided with a data transmission module 19 and an oil-gas pump regulation module 20, the outside of the electric cabinet 8 is provided with a mobile terminal 21, during the pump-in-combustion process of the fuel and oxygen, the pressure sensor 11 can detect the pressure and flow rate in the heavy oil pump delivery pipe 1, the natural gas pump delivery pipe 2 and the oxygen pump delivery pipe 3, the detection data is retrieved through the data monitoring unit 16 and analyzed through the data analysis unit 17, when the pressure in the pump delivery pipe is found to be abnormal, the alarm is given under the action of the data abnormity alarm unit 18, the detection data and the alarm signal can carry out remote data transmission under the data transmission module 19, a user can remotely obtain the combustion state in the kiln through the mobile terminal 21, the user can control the electromagnetic valve 10 on the pump delivery pipe by matching the mobile terminal 21 with the oil gas pump adjusting module 20, the adjustment of the flow of heavy oil or natural gas and oxygen can be realized, and the remote adjustment of the combustion mode and the combustion size in the kiln can be realized.
Further, the mobile terminal 21 is one or more of a mobile phone, an iPad and a computer, which facilitates intelligent adjustment of combustion in the kiln.
Furthermore, the middle part of the oxygen injection pipe 710 is connected with a spiral heat absorption pipe 22 in a penetrating way, the spiral heat absorption pipe 22 is sleeved on the outer walls of the end parts of the heavy oil pump conveying pipe 1 and the natural gas pump conveying pipe 2, and the oxygen injection pipe 710 is injected with heat radiation through the spiral heat absorption pipe 22 in the process of injection, so that the temperature difference between the oxygen pumped by the pump and the fuel pumped by the pump is small, the combustion safety is ensured, the temperature difference between the oxygen and the fuel is too large, and the problems of explosion and the like are easily treated.
Furthermore, a bearing is installed at the rotary connection position of the driving shaft 705 and the natural gas pump gas transmission pipe 2, and a shaft seal is installed at two ends of the bearing, so that the stable rotation of the driving shaft 705 is facilitated.
Further, the conductive turnover plate 907, the conductive ring 914, the contact 912, the guide rod 910 and the limiting block 911 are all conductive structures, so that the switching of the combustion modes is facilitated.
Furthermore, the end parts of the heavy oil pump delivery pipe 1, the natural gas pump delivery pipe 2 and the oxygen pump delivery pipe 3 are respectively provided with a connecting flange, so that the pumping of external fuel and oxygen is facilitated.
The working principle is as follows: when the kiln combustion system is used, heavy oil is pumped through the heavy oil pump conveying pipe 1, natural gas is pumped through the natural gas pump conveying pipe 2, oxygen with the concentration of 93% is pumped through the oxygen pump conveying pipe 3, the heavy oil is pumped into the heavy oil pump conveying pipe 1 through the high-concentration oxygen pump to be mixed with the heavy oil, the heavy oil is pumped into the kiln to be combusted, the high-concentration oxygen is pumped into the natural gas pump conveying pipe 2 to be mixed with natural gas, and the high-concentration oxygen is pumped into the kiln to be combusted, so that pure oxygen combustion technology consisting of oxygen and fuel is used for combustion in glass, ceramics, colored smelting and other melting kilns, the conventional combustion mode consisting of air and fuel is replaced, and the combustion efficiency of the kiln is greatly improved; in the process of pumping heavy oil and oxygen or natural gas and oxygen, the operation of the motor 709 can be controlled to drive the driving shaft 705 to rotate, so as to drive the second turbine 708 to rotate in the turbine pump 707, the speed of the oxygen pump in the first gas delivery branch pipe 5 or the second gas delivery branch pipe 6 is increased under the centrifugal action, oxygen is pumped out through the oxygen injection pipe 710 and is input into the fuel pump delivery pipe to be fully mixed with the heavy oil or the natural gas, in the process, the driving shaft 705 drives the second bevel gear 706 to rotate, the transmission shaft 702 is driven to rotate under the matching transmission of the second bevel gear 706 and the first bevel gear 704, so as to drive the heavy oil pump delivery pipe 1 or the first turbine 703 in the natural gas pump delivery pipe 2 to rotate, so as to synchronously increase the pumping speed of the heavy oil or the natural gas in the pump delivery pipe, realize the synchronous pressurization of the fuel and the oxygen in the combustion process of the heavy oil and the oxygen or the natural gas and the oxygen, ensure the balance of the proportion of the fuel and the oxygen, effectively realize the control of the combustion size in the kiln, and the synchronous pump can also fully mix the fuel and the oxygen, and improve the combustion efficiency; in the process of heavy oil and oxygen mode combustion, heavy oil is pumped in the heavy oil pump pipe 1, 93 percent concentration oxygen is pumped in the oxygen pump pipe 3, heavy oil pumped with pressure in the heavy oil pump pipe 1 enters the barrel 901 through the pressure connecting pipe 902, the piston 903 is pushed to move in the barrel 901 under the pressure of the heavy oil, so that the connecting rod 904 is pushed out, the conductive turnover plate 907 is driven to turn over around the mounting shaft 906, the first spring 905 is compressed in the process, the conductive ring 914 at the turning end part of the conductive turnover plate 907 is contacted with the contact 912 on one side, so that the power line 908 is electrified with the conductive branch line 915 on one side, the heavy oil pump pipe 1 and the second conductive valve 917 on the first gas transmission branch pipe 5 are controlled to be in an open state, the heavy oil and oxygen mode combustion is carried out, the heavy oil pumping in the heavy oil pump pipe 1 is stopped when the combustion mode is switched, and the pressure in the heavy oil pump pipe 902 and the pressure connecting pipe is reduced, the piston 903 and the connecting rod 904 are driven to reset under the reset action of the first spring 905, so that the conductive turnover plate 907 is driven to turn around the mounting shaft 906, the conductive ring 914 at the end part is contacted with the contact 912 at the other side, so that the power cord 908 is electrified with the conductive branch line 915 at the other side, the first electrifying valves 916 on the natural gas pump conveying pipe 2 and the second conveying branch pipe 6 are controlled to be opened, the pumping of natural gas and oxygen is realized, the automatic switching of the natural gas and oxygen combustion modes is completed, in the pumping and combustion process of the fuel and oxygen, the pressure and the flow rate in the heavy oil pump conveying pipe 1, the natural gas pump conveying pipe 2 and the oxygen pump conveying pipe 3 can be detected through the pressure sensor 11, the detected data is taken through the data monitoring unit 16 and analyzed through the data analysis unit 17, and an alarm is given under the action of the data abnormality alarm unit 18 when the pressure in the pump conveying pipe is found to be abnormal, the detection data and the alarm signal can be remotely transmitted under the data transmission module 19, a user can remotely obtain the combustion state in the kiln through the mobile terminal 21, the user can control the electromagnetic valve 10 on the pump output pipe by matching the oil gas pump output adjusting module 20 through the mobile terminal 21, the adjustment of the flow of heavy oil or natural gas and oxygen can be realized, and the remote adjustment of the combustion mode and the combustion size in the kiln can be realized.
The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.
Claims (9)
1. The utility model provides a dual-purpose oxy-fuel kiln combustion system of oil gas, includes heavy oil pump defeated pipe (1), natural gas pump defeated pipe (2) and oxygen pump defeated pipe (3), its characterized in that, the end connection of oxygen pump defeated pipe (3) has three way connection (4), the both ends of three way connection (4) are connected with first gas transmission branch pipe (5) and second gas transmission branch pipe (6) respectively, all be provided with linkage pressure components (7) between first gas transmission branch pipe (5) and heavy oil pump defeated pipe (1) and second gas transmission branch pipe (6) and natural gas pump defeated pipe (2), the middle part of heavy oil pump defeated pipe (1) and natural gas pump defeated pipe (2) is provided with electric cabinet (8), be provided with oil gas burning switching components (9) on one side inner wall of electric cabinet (8).
2. The combustion system of the oil and gas dual-purpose oxy-fuel kiln as claimed in claim 1, wherein: the linkage pressurizing assembly (7) comprises a batten (701) fixed inside the heavy oil pump delivery pipe (1) and the natural gas pump delivery pipe (2), a transmission shaft (702) is rotatably arranged on the outer wall of the middle part of the ribbon board (701), a first turbine (703) is arranged at the end part of the transmission shaft (702), a first bevel gear (704) is fixed at the other end of the transmission shaft (702), a driving shaft (705) is rotatably arranged on the inner wall of one side of the heavy oil pump transmission pipe (1) and the natural gas pump transmission pipe (2), a second bevel gear (706) is fixed at the bottom end of the driving shaft (705), a turbine pump (707) is fixed on the outer wall of one side of the heavy oil pump transmission pipe (1) and the natural gas pump transmission pipe (2), a second turbine (708) is fixed on the outer wall of one end of the driving shaft (705) penetrating through the interior of the turbine pump (707), a motor (709) is arranged on the outer wall of the top of the turbine pump (707), the bottom end of the output shaft of the motor (709) is fixed with the top end of the driving shaft (705), one end of the first gas transmission branch pipe (5) and one end of the second gas transmission branch pipe (6) are connected with the suction end of the turbo pump (707), the pump output end of the turbine pump (707) is connected with an oxygen injection pipe (710), one end of the oxygen injection pipe (710) is respectively communicated with the end parts of the heavy oil pump delivery pipe (1) and the natural gas pump delivery pipe (2).
3. The combustion system of the oil and gas dual-purpose oxy-fuel kiln as claimed in claim 2, wherein: the oil-gas combustion switching assembly (9) comprises a bobbin (901) which is embedded and fixed on the inner wall of one side of the electric cabinet (8), the end part of the bobbin (901) is connected with a through-pressure pipe (902) in a penetrating manner, one end of the through-pressure pipe (902) penetrates through the interior of the heavy oil pump delivery pipe (1), a piston (903) is arranged in the bobbin (901), a connecting rod (904) is fixed on the outer wall of one side of the piston (903), the connecting rod (904) penetrates through the exterior of the bobbin (901), a first spring (905) is sleeved on the outer wall of one end of the connecting rod (904) in the interior of the bobbin (901), a mounting shaft (906) is fixed on the inner wall of the bottom of the electric cabinet (8), the top end of the mounting shaft (906) is rotatably connected with a conductive turnover plate (904), one end of the connecting rod (904) is fixedly connected with the outer wall of the end part of the turnover plate (907), one end of the conductive turnover plate (907) is connected with a power line (908), through-holes (909) are formed in the inner walls of the two sides of the electric cabinet (8) in a penetrating manner, a guide rod (910) is provided with a guide rod (910), and a second contact (912) inserted and a second contact (910) is inserted on one side of the guide rod (907) is inserted and fixed on one side of the guide rod (912), the electric wire rope is characterized in that a conductive ring (914) is arranged on the outer wall between the contacts (912), one end of a conductive turnover plate (907) is fixed to the outer wall of one side of the conductive ring (914), a conductive branch line (915) is connected to the outer wall of one side of the limiting block (911), a first power-on valve (916) is installed at the end portions of the natural gas pump pipe (2) and the second gas transmission branch line (6), the electric input end of the first power-on valve (916) is connected with the conductive branch line (915) of one side, a second power-on valve (917) is installed at the end portions of the heavy oil pump pipe (1) and the first gas transmission branch line (5), and the electric input end of the second power-on valve (917) is connected with the conductive branch line (915) of the other side.
4. The combustion system of the oil and gas dual-purpose oxy-fuel kiln as claimed in claim 1, wherein: all install solenoid valve (10) and pressure sensor (11) on the tip inner wall of heavy oil pump transfer line (1), natural gas pump transfer line (2) and oxygen pump transfer line (3), install oxygen volume detection sensor (12) on the tip inner wall of oxygen pump transfer line (3), install circuit board (13) on the bottom inner wall of electric cabinet (8), install PLC controller (14) and power module (15) on the top outer wall of circuit board (13), install data monitoring unit (16), data analysis unit (17) and data exception alarm unit (18) on the top one side outer wall of circuit board (13), install data transmission module (19) and pump oil gas regulation module (20) on the top outer wall of circuit board (13), the outside of electric cabinet (8) is provided with mobile terminal (21).
5. The combustion system of the oil and gas dual-purpose oxy-fuel kiln as claimed in claim 4, wherein: the mobile terminal (21) is one or more of a mobile phone, an iPad and a computer.
6. The combustion system of the oil and gas dual-purpose oxy-fuel kiln as claimed in claim 2, wherein: the middle part of the oxygen injection pipe (710) is connected with a spiral heat absorption pipe (22) in a penetrating way, and the spiral heat absorption pipe (22) is sleeved on the outer walls of the end parts of the heavy oil pump transmission pipe (1) and the natural gas pump transmission pipe (2).
7. The combustion system of the oil and gas dual-purpose oxy-fuel kiln as claimed in claim 2, wherein: and a bearing is arranged at the rotary connection position of the driving shaft (705) and the natural gas pump transmission pipe (2), and shaft seals are arranged at two ends of the bearing.
8. The combustion system of the oil and gas dual-purpose oxy-fuel kiln as claimed in claim 3, wherein: the conductive turnover plate (907), the conductive ring (914), the contact (912), the guide rod (910) and the limiting block (911) are all conductive structures.
9. The combustion system of the oil and gas dual-purpose oxy-fuel kiln as claimed in claim 1, wherein: and the end parts of the heavy oil pump delivery pipe (1), the natural gas pump delivery pipe (2) and the oxygen pump delivery pipe (3) are all provided with connecting flanges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211402731.XA CN115839492B (en) | 2022-11-09 | 2022-11-09 | Oil-gas dual-purpose oxy-fuel kiln combustion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211402731.XA CN115839492B (en) | 2022-11-09 | 2022-11-09 | Oil-gas dual-purpose oxy-fuel kiln combustion system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115839492A true CN115839492A (en) | 2023-03-24 |
| CN115839492B CN115839492B (en) | 2023-12-19 |
Family
ID=85577033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211402731.XA Active CN115839492B (en) | 2022-11-09 | 2022-11-09 | Oil-gas dual-purpose oxy-fuel kiln combustion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115839492B (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2380800Y (en) * | 1999-05-28 | 2000-05-31 | 黄一学 | Energy-saved pollution-reduced gas-producet automatic air-blast apparatus |
| DE19921045A1 (en) * | 1998-07-16 | 2000-11-23 | Ulrich Dreizler | Boiler system fueled by gas of oil uses frequency converter to supply air control fan provides clean, efficient combustion for central heating installation |
| US20040194681A1 (en) * | 2003-04-04 | 2004-10-07 | Taylor Curtis L. | Apparatus for burning pulverized solid fuels with oxygen |
| CN1815081A (en) * | 2006-03-01 | 2006-08-09 | 杜英玮 | Automatic-regualting burner for gas furnace |
| JP2007292344A (en) * | 2006-04-21 | 2007-11-08 | Chugoku Electric Power Co Inc:The | Operation method of boiler |
| US20100183990A1 (en) * | 2009-01-16 | 2010-07-22 | Air Products And Chemicals, Inc. | Multi-Mode Combustion Device and Method for Using the Device |
| CN202973102U (en) * | 2012-12-07 | 2013-06-05 | 青岛瑞迪燃气具制造有限公司 | Atmosphere synchronizer |
| CN203586275U (en) * | 2013-11-11 | 2014-05-07 | 轻工业自动化研究所 | Industrial furnace combustion control system for dual purposes of heavy oil and natural gas |
| CN105627297A (en) * | 2016-02-17 | 2016-06-01 | 无锡顺鼎阿泰克科技有限公司 | Total oxygen kiln combustion control system with coal tar and natural gas being mixed |
| CN205480999U (en) * | 2016-03-29 | 2016-08-17 | 四川正中能源有限公司 | Dual -purpose combustor system of asphalt mixing station oil gas |
| CN210219759U (en) * | 2019-07-02 | 2020-03-31 | 中科智水环境工程(天津)有限公司 | Anaerobic biogas combustion heat energy conversion device |
| CN112856403A (en) * | 2021-01-21 | 2021-05-28 | 榆林学院 | New energy fuel energy-saving burner |
| CN216159054U (en) * | 2021-09-14 | 2022-04-01 | 内乡宝天曼水泥有限公司 | Air flow mixing ratio mechanism for combustor |
| CN216431718U (en) * | 2021-12-29 | 2022-05-03 | 东莞佳博燃烧设备科技有限公司 | Electronic proportional burner |
| CN114543087A (en) * | 2022-03-11 | 2022-05-27 | 佛山市宇煜五金有限公司 | Premix burner system |
-
2022
- 2022-11-09 CN CN202211402731.XA patent/CN115839492B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19921045A1 (en) * | 1998-07-16 | 2000-11-23 | Ulrich Dreizler | Boiler system fueled by gas of oil uses frequency converter to supply air control fan provides clean, efficient combustion for central heating installation |
| CN2380800Y (en) * | 1999-05-28 | 2000-05-31 | 黄一学 | Energy-saved pollution-reduced gas-producet automatic air-blast apparatus |
| US20040194681A1 (en) * | 2003-04-04 | 2004-10-07 | Taylor Curtis L. | Apparatus for burning pulverized solid fuels with oxygen |
| CN1815081A (en) * | 2006-03-01 | 2006-08-09 | 杜英玮 | Automatic-regualting burner for gas furnace |
| JP2007292344A (en) * | 2006-04-21 | 2007-11-08 | Chugoku Electric Power Co Inc:The | Operation method of boiler |
| US20100183990A1 (en) * | 2009-01-16 | 2010-07-22 | Air Products And Chemicals, Inc. | Multi-Mode Combustion Device and Method for Using the Device |
| CN202973102U (en) * | 2012-12-07 | 2013-06-05 | 青岛瑞迪燃气具制造有限公司 | Atmosphere synchronizer |
| CN203586275U (en) * | 2013-11-11 | 2014-05-07 | 轻工业自动化研究所 | Industrial furnace combustion control system for dual purposes of heavy oil and natural gas |
| CN105627297A (en) * | 2016-02-17 | 2016-06-01 | 无锡顺鼎阿泰克科技有限公司 | Total oxygen kiln combustion control system with coal tar and natural gas being mixed |
| CN205480999U (en) * | 2016-03-29 | 2016-08-17 | 四川正中能源有限公司 | Dual -purpose combustor system of asphalt mixing station oil gas |
| CN210219759U (en) * | 2019-07-02 | 2020-03-31 | 中科智水环境工程(天津)有限公司 | Anaerobic biogas combustion heat energy conversion device |
| CN112856403A (en) * | 2021-01-21 | 2021-05-28 | 榆林学院 | New energy fuel energy-saving burner |
| CN216159054U (en) * | 2021-09-14 | 2022-04-01 | 内乡宝天曼水泥有限公司 | Air flow mixing ratio mechanism for combustor |
| CN216431718U (en) * | 2021-12-29 | 2022-05-03 | 东莞佳博燃烧设备科技有限公司 | Electronic proportional burner |
| CN114543087A (en) * | 2022-03-11 | 2022-05-27 | 佛山市宇煜五金有限公司 | Premix burner system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115839492B (en) | 2023-12-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101813040B (en) | Hydrogen and oxygen combustion-supporting energy-saving intelligent control system device for internal combustion engine | |
| CN2936460Y (en) | Remote control high pressure cleaner | |
| CN201555238U (en) | Device for local oxygen enrichment and combustion assistance of boiler | |
| CN115839492A (en) | Oil-gas dual-purpose oxy-fuel kiln combustion system | |
| CN201650510U (en) | Oxy-hydrogen combustion-supporting energy-saving intelligent control system device for internal combustion engine | |
| CN201662086U (en) | Program controller type ignition control device of steam injection boiler | |
| CN107355788B (en) | Intelligent combustion device and system | |
| CN106122957B (en) | A kind of low NOx cleaning burning type ignition furnaces and its method for controlling combustion | |
| CN200972140Y (en) | Self-control burning machine | |
| CN105202539B (en) | Magnetic space-division oxygen-enriching gas pipeline structure | |
| CN202482284U (en) | Integral ignition starting system | |
| CN113547110B (en) | Automatic control system of baking oven | |
| CN202203980U (en) | Energy-saving combustion device adopting combustion method of water electrolysis oxyhydrogen and fuel blending | |
| CN201964421U (en) | Energy-saving noiseless air-gas mixer | |
| CN207961693U (en) | Intelligent WiFi gas valve | |
| CN116753518B (en) | Intelligent modularized external mixing type pure oxygen combustion system and control method | |
| CN215112591U (en) | High-temperature top-burning ultralow NOx burner for hydrogen production device | |
| CN209470209U (en) | A kind of fully pre-mixing gas combustion burner of low nox emission | |
| CN213714000U (en) | Intelligent burner control device | |
| CN219571939U (en) | Quick-ignition combustor | |
| CN218721472U (en) | High-efficient combustion heater with many torches | |
| CN218510890U (en) | Multichannel rotary kiln combustor with directional oxygen enrichment combustion supporting function | |
| CN101900358B (en) | Anti-backfire lowest pressure by-pass control device of gas furnace | |
| CN213066114U (en) | Natural gas combustion-supporting device | |
| CN213957203U (en) | Fireproof glass fireproof performance detection furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| CB02 | Change of applicant information |
Address after: 214000 17-10 Changjiang South Road, Xinwu District, Wuxi City, Jiangsu Province Applicant after: Wuxi Hangkong Technology Co.,Ltd. Address before: 214000 Workshop on the first floor of No.8 factory building, Taishan Road, Xinwu District, Wuxi City, Jiangsu Province Applicant before: Wuxi Hangkong Automation Technology Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |