CN105439320A - Community full underground type resource cyclic utilization system for sewage and solid trash - Google Patents
Community full underground type resource cyclic utilization system for sewage and solid trash Download PDFInfo
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- CN105439320A CN105439320A CN201510873243.0A CN201510873243A CN105439320A CN 105439320 A CN105439320 A CN 105439320A CN 201510873243 A CN201510873243 A CN 201510873243A CN 105439320 A CN105439320 A CN 105439320A
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- 239000010865 sewage Substances 0.000 title claims abstract description 50
- 239000007787 solid Substances 0.000 title claims abstract description 46
- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 36
- 125000004122 cyclic group Chemical group 0.000 title claims abstract description 30
- 239000000446 fuel Substances 0.000 claims abstract description 119
- 239000000463 material Substances 0.000 claims abstract description 104
- 238000000034 method Methods 0.000 claims abstract description 63
- 238000003860 storage Methods 0.000 claims abstract description 58
- 230000008569 process Effects 0.000 claims abstract description 53
- 238000006243 chemical reaction Methods 0.000 claims abstract description 42
- 239000007800 oxidant agent Substances 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 162
- 238000012546 transfer Methods 0.000 claims description 75
- 238000010438 heat treatment Methods 0.000 claims description 73
- 239000007792 gaseous phase Substances 0.000 claims description 59
- 238000001704 evaporation Methods 0.000 claims description 49
- 230000008020 evaporation Effects 0.000 claims description 48
- 229910017053 inorganic salt Inorganic materials 0.000 claims description 44
- 239000007788 liquid Substances 0.000 claims description 40
- 239000000498 cooling water Substances 0.000 claims description 31
- 239000000047 product Substances 0.000 claims description 31
- 230000001276 controlling effect Effects 0.000 claims description 22
- 238000012544 monitoring process Methods 0.000 claims description 20
- 238000007781 pre-processing Methods 0.000 claims description 19
- 239000002699 waste material Substances 0.000 claims description 19
- 230000008859 change Effects 0.000 claims description 15
- 230000004044 response Effects 0.000 claims description 14
- 230000001590 oxidative effect Effects 0.000 claims description 13
- 230000004907 flux Effects 0.000 claims description 12
- 239000012263 liquid product Substances 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 7
- 239000007791 liquid phase Substances 0.000 claims description 6
- 238000003032 molecular docking Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 5
- 241001269238 Data Species 0.000 claims description 4
- 238000009795 derivation Methods 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 230000001877 deodorizing effect Effects 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims description 3
- 239000012611 container material Substances 0.000 claims description 2
- 239000012528 membrane Substances 0.000 abstract description 3
- 239000003344 environmental pollutant Substances 0.000 abstract 1
- 231100000719 pollutant Toxicity 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 11
- 238000011084 recovery Methods 0.000 description 9
- 238000009284 supercritical water oxidation Methods 0.000 description 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 238000012545 processing Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 230000001351 cycling effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010841 municipal wastewater Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 230000026676 system process Effects 0.000 description 2
- 239000006200 vaporizer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 239000010791 domestic waste Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/40—Destroying solid waste or transforming solid waste into something useful or harmless involving thermal treatment, e.g. evaporation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to a community full underground type resource cyclic utilization system for sewage and solid trash. The community full underground type resource cyclic utilization system is characterized by comprising a membrane enrichment unit, a trash pretreatment system and a supercritical reaction system which are arranged on the first floor underground, a sewage treatment pool and a trash storage pool which are arranged on the second floor underground, and a control system arranged in a ground central control room; the control system comprises sensors, on-site execution parts, a controller and an upper computer; the on-site execution part is electrically connected with the controller; the sensor, the controller and the upper computer are in signal connection; the sensors and the on-site execution parts are arranged on an oxidizing agent conveying pipeline, a fuel conveying pipeline, a material conveying pipeline, a reactor, a gas-stage product discharge unit and a liquid-stage product discharge unit. The community full underground type resource cyclic utilization system can treat sewage and solid trash at the same time, solid trash is not treated through incineration any more, pollutant discharge is reduced, the control processes such as start, stop, emergency stop, temperature regulation and pressure regulation of the system are achieved through a control unit, and data generated when the system runs can be effectively collected, stored and analyzed.
Description
Technical field
The invention belongs to sewage, fixed-end forces and energy resource circulation and stress field, particularly the resource cyclic utilization system of the full underground type sewage in a kind of community and solid refuse.
Background technology
Current people start the Pollution abatement more and more paying close attention to urban solid garbage, propose the policy of " minimizing, resource utilization, innoxious ", and in the past common disposal of garbage method is sent to landfill after collecting, or incinerate with incinerator.But both all can the problem of manufacturing environment protection, the refuse treatment in landfill is improper can polluted underground water simultaneously with the generation of foul smell, and a lot of city can be fewer and feweri for the area of landfill.Incinerate and then unavoidablely can produce toxic gas, harm organism.And community solid refuse water ratio is high, calorific value is low, and saliferous dregginess is high, and burning needs additionally to add auxiliary fuel, and causing burning cost increases.
Community wastewater comprises bath water, water for kitchen use, flushing water, washing water etc., conventional treatment scheme: the sewage that resident family produces enters community septic tank through water shoot, after septic tank process, enter municipal wastewater pipe network, be aggregated into municipal wastewater treatment station, sewage works through process further up to standard after discharge, sewage lattice can precipitate by community septic tank simultaneously, anaerobic digestion is carried out to the mud precipitated, but there is shortcoming: need periodic cleaning simultaneously, often occur septic tank flooded conditions.
Solid refuse complicated component, wherein except containing except percolate, also containing some organism and inorganics, and current processing mode is based on landfill and burning, not only cause the pollution of environment, and processing cost increases relatively.Therefore, resource cyclic utilization system and the method for finding a kind of community wastewater of being more suitable for and solid refuse is needed.
Summary of the invention
The present invention is directed to the problem that existing sewage and rubbish can not process simultaneously, a kind of resource cyclic utilization system based on supercritical Water Oxidation Technology for community is provided, can dispose of sewage and solid refuse simultaneously, make solid refuse no longer by burning disposal, decreasing pollution thing discharges; Simultaneously by the supercritical water of output and supercritical gas, be converted to the resource such as steam or hot water and carry out cycling and reutilization, to obtain considerable economic benefit, and implement automatically to control by Controlling System, realize data gathering, storage, analysis,, for system process adjustment and optimization provide reliable foundation, provide prerequisite to system stability, safety, reliability service.
The present invention solves its technical problem and is achieved through the following technical solutions:
A resource cyclic utilization system for the full underground type sewage in community and solid refuse, is characterized in that:
Comprise the film enrichment unit, wastes pre-processing system, the supercritical reaction system that are arranged at subsurface one deck, be arranged at the treatment tank of subsurface two layers, rubbish material storage container, and be arranged at the Controlling System of ground Central Control Room;
Supercritical reaction system comprises oxygenant transfer line, fuel pump deliver line, mass transport pipeline, reactor, gaseous product deliverying unit, liquid product deliverying unit, the oxidant inlet of the output terminal ligation device of oxygenant transfer line; The fuel inlet of the output terminal ligation device of fuel pump deliver line; Mass transport pipeline output terminal is connected to the material inlet of reactor, and the output terminal of described material input system is connected to mass transport pipeline; Gaseous product deliverying unit comprises the gaseous product escape route and water tank that are connected with reactor gaseous phase outlet;
Described treatment tank is connected to the mass transport pipeline of supercritical reaction system through film enrichment unit, and rubbish material storage container is connected to the mass transport pipeline of supercritical reaction system through wastes pre-processing system, is jointly delivered to the material inlet of supercritical reaction system;
Also comprise in the oxygenant transfer line for the treatment of tank, rubbish material storage container, film enrichment unit, wastes pre-processing system and supercritical reaction system, fuel pump deliver line, mass transport pipeline and be connected to sensor on pipeline and on-the-spot execution unit separately; Gaseous product deliverying unit also comprises evaporation wall water lines, inhalent siphon road, bottom and cooling water pipeline, gaseous product escape route connects the hot junction pipeline of interchanger on oxygenant transfer line and mass transport pipeline successively, and output terminal is connected to the entrance of community hot water reuse pipeline and water tank; Evaporation wall water lines connects the evaporation wall water inlet of water tank and reactor, and the water through temperature adjustment enters inside reactor by evaporation wall; Inhalent siphon road, bottom connects water tank and reactor bottom water inlet, makes normal-temperature water enter reactor bottom; Cooling water pipeline connects water tank and cooling water inlet, makes normal-temperature water enter the spiral coil cooling tube arranged near reactor internal combustion burner; Liquid product deliverying unit comprises the inorganic salt storage tank be connected with liquid reactor relief outlet; Inorganic salt tank top arranges the communicating pipe stretching into reactor bottom, and the top of communicating pipe is the maximum height that reactor bottom liquid level can reach;
Controlling System comprises sensor, on-the-spot execution unit, controller, upper computer, and on-the-spot execution unit is electrically connected with controller, and controller, sensor carry out data exchange with upper computer by bus marco respectively; The working process of Controlling System comprises:
1) sensor gathers the temperature of oxygenant transfer line, fuel pump deliver line, mass transport pipeline, reactor, gaseous product deliverying unit, liquid product deliverying unit in film enrichment unit, wastes pre-processing system, treatment tank, rubbish material storage container and supercritical reaction system, pressure, flow and liquid level data, and by sensing data through controller collection in upper computer; The running state parameter via controller of on-the-spot execution unit inputs in upper computer;
2) upper computer performs start-up course, the docking process of supercritical reaction system, process of stopping in emergency, temperature regulate process and pressure regulate process according to sensing data and running state parameter, export control signal to controller, control each on-the-spot execution unit;
On-the-spot execution unit comprises the pressure regulator valve that in supercritical reaction system, reactor gaseous phase outlet is arranged, the stopping valve that inorganic salt reservoir inlet is arranged and the pressure regulator valve that outlet is arranged, the stopping valve that fuel pump deliver line is arranged, flow control valve, topping-up pump, the stopping valve that mass transport pipeline is arranged, flow control valve, topping-up pump, the stopping valve that oxygenant transfer line is arranged, relief valve, flow control valve, topping-up pump, the water pump that evaporation wall water lines is arranged, the water pump that inhalent siphon road, bottom is arranged, the water pump that cooling water pipeline is arranged, oxygenant transfer line, fuel pump deliver line, mass transport pipeline, the heating unit that evaporation wall water lines is arranged respectively, also comprise the transferpump on collection enrichment unit, wastes pre-processing system, material input system, treatment tank, rubbish material storage container and variable valve.
Two layers, described underground also comprises rubbish deodoration system, and rubbish deodoration system carries out deodorizing process to rubbish material storage container material.
Described sensor comprises temperature sensor, the pressure transmitter that reactor gaseous phase outlet is arranged, the temperature sensor that inside reactor is arranged, the liquid level sensor that inorganic salt storage tank is arranged, the under meter of mass transport pipeline, the under meter of fuel pump deliver line, the under meter of oxygenant transfer line; Also comprise collection enrichment unit, wastes pre-processing system, material input system, treatment tank, the flow sensor of rubbish material storage container, pressure transmitter.
The step of the start-up course of described supercritical reaction system comprises:
A. system initialization, the flux values of the water pump of setting evaporation wall water lines, the water pump on inhalent siphon road, bottom, and start this two water pumps;
B. the force value setting the pressure regulator valve of reactor gaseous phase outlet is P1, and the stopping valve of hard closing inorganic salt outlet, open the variable valve of inorganic salt reservoir inlet; When the force value of the first pressure transmitter of reactor gaseous phase outlet is stabilized in P1, the liquid level of setting inorganic salt storage tank, by the aperture of the pressure regulator valve of liquid automatic control inorganic salt outlet;
C. set the fuel concentration of fuel pump deliver line, open the stopping valve on fuel pump deliver line;
D. the mass flow surveyed of the under meter of the fuel flow surveyed of the under meter of based on fuel transfer line and mass transport pipeline, calculates oxidizer flow rate, the oxidant stream value of setting oxidant stream adjustable valve;
E. the force value setting the relief valve of oxygenant transfer line is P2;
F. the topping-up pump of oxygenant transfer line and the topping-up pump of fuel pump deliver line is started;
G. start the heating unit in oxygenant transfer line, fuel pump deliver line, evaporation wall water lines, preheating is carried out to oxygenant, fuel and evaporation wall water, makes it reach set(ting)value;
During the temperature sensor measured value T1 of H. question response device gaseous phase outlet, start the water pump of cooling water pipeline, by reactor gaseous phase outlet temperature in T2 ± 10 DEG C, wherein T2 > T1;
I. the temperature distribution that detects of the temperature sensor of inside reactor normal after, by the flow control valve of fuel metering transfer line, the temperature of fuel is reduced to set(ting)value;
J. close the stopping valve that fuel pump deliver line is arranged, the heating unit on closure material conveying tube road, utilizes interchanger heat supply simultaneously, and the flux values of the under meter of setting fuel pump deliver line, starts the topping-up pump of mass transport pipeline; If temperature of charge does not reach set(ting)value, then start the heating unit of mass transport pipeline;
K., after question response is stablized, stop the topping-up pump of fuel pump deliver line, and close the stopping valve of fuel pump deliver line.
The step of the docking process of described supercritical reaction system comprises:
L. the water pump on evaporation wall water lines, cooling water pipeline, inhalent siphon road, bottom is reached maximum; By the outlet turning material pond of inorganic salt storage tank;
M. the heating unit of oxygenant transfer line, evaporation wall water lines, fuel supply unit and mass transport pipeline is cut off, close the stopping valve of oxygenant transfer line, material without heating is passed in reactor, when the temperature that the temperature sensor of question response device gaseous phase outlet records is less than 200 DEG C, closure material conveying tube road;
N. when the temperature recorded until the temperature sensor of question response device gaseous phase outlet is less than 100 DEG C, entire system pressure release, shutdown.
The step of the process of stopping in emergency of described supercritical reaction system comprises:
O. close the stopping valve of oxygenant transfer line, cut off the heating unit of oxygenant transfer line, evaporation wall water lines, fuel supply unit and mass transport pipeline, open the entrance of inorganic salt storage tank, by the outlet turning material pond of inorganic salt storage tank;
P. the water pump on cooling water pipeline is reached maximum, and stop other each road water pumps;
Q. after the temperature that the temperature sensor of question response device gaseous phase outlet records is less than 50 DEG C, entire system pressure release, shutdown.
The step of the temperature regulate process of described supercritical reaction system comprises:
R. in system operation, the temperature value change of the temperature sensor of real-time monitoring reactor gaseous phase outlet, and the pump capacity of itself and cooling water pipeline is carried out interlocked control: when the temperature value of the temperature sensor of reactor gaseous phase outlet is higher than set(ting)value, increase the flow of the water pump of cooling water pipeline; Otherwise then reduce the flow of the water pump of cooling water pipeline, to ensure that the temperature of reactor gaseous phase outlet maintains T2 ± 10 DEG C;
S. the temperature out of the heating unit of oxygenant transfer line, evaporation wall water lines, fuel supply unit and mass transport pipeline and its heating power carry out PID adjustment;
T. monitoring is arranged on the temperature sensor of the import and export that reactor is connected with oxygenant transfer line, gaseous product escape route, fuel pump deliver line, mass transport pipeline in real time, ensure the temperature field of reactor, avoid the instability that reactor causes because of temperature variation.
In the step S of described supercritical reaction system, PID is regulated and is realized by intelligent secondary instrument, and its step comprises:
1) temperature detection range of temp of heating element detection thermopair is set;
2) the high limit warning of design temperature respectively, the warning of the temperature lowest limit and temperature deviation upper limit alarm and temperature deviation lower limit are reported to the police, and transfer to controller by the guard signal of intelligent secondary instrument output dry contact respectively, and generate alert event record at upper computer;
3) intelligent multifunctional secondary instrument is set as that son is adjusted pattern, instrument is after controlling through the ON-OFF of two period of oscillation, automatically calculate the pid parameter that heating unit is corresponding, pid parameter and control cycle can be calculated according to the power of heating unit and temperature rise rate.
9. the resource cyclic utilization system of the full underground type sewage in community according to claim 4 and solid refuse, is characterized in that: the step of the pressure regulate process of described supercritical reaction system comprises:
U. reactor gaseous phase outlet pressure regulates: the pressure regulator valve arranged by reactor gaseous phase outlet regulates the pressure of reactor gaseous phase outlet;
V. reactor liquid-phase outlet pressure regulates: reactor liquid-phase outlet is regulated by the liquid level of inorganic salt storage tank and realizes envelope pressure, and the pressure regulator valve arranged by inorganic salt outlet regulates the liquid level of inorganic salt storage tank, to ensure the pressure of inside reactor;
W. set the safe pressure scope of reactor gaseous phase outlet, monitored by the pressure of pressure transmitter to reactor gaseous phase outlet of reactor gaseous phase outlet; When the force value that the pressure transmitter of reactor gaseous phase outlet detects transfinite, the lowest limit and sudden change time, regulate reactor internal pressure by step U and W.
The monitoring of site technique flow process is carried out: all data show in real time in upper computer software, and generate real-time data curve, so that it is dynamic to observe technique, for execute-in-place controls to provide foundation, all analog datas are by setting up historical variable, and set up historical data report and do with historical variable respectively and be connected, then in ReportViewer, historical variable is checked, historical variable upgrades once for 0.2 second, set up historical data curve simultaneously and associate historical variable, by derivation instrument historical data derived and file, record can be carried out to Action Events simultaneously, the process of variable change is associated with Action Events, find out the concrete reason of process data change, for experimental study provides reliable basis.
Described Controlling System also comprises video monitor unit, video monitor unit is connected with upper computer signal, video monitor unit comprises video monitoring camera, video monitoring camera is installed on reactor top multiple directions, the four direction of the top in each topping-up pump region of oxygenant transfer line, fuel pump deliver line, mass transport pipeline, gaseous product escape route, liquid oxygen storage tank outlet in oxygenant transfer line, the outlet of each heating unit of oxygenant transfer line, fuel pump deliver line, mass transport pipeline, gaseous product escape route.
Advantage of the present invention and beneficial effect are:
1, the resource cyclic utilization system of the full underground type sewage in community of the present invention and solid refuse, contain overcritical water oxidization reactor and film enrichment unit simultaneously, therefore can the full underground type sewage in associated treatment community and solid refuse, film enrichment unit is utilized to be concentrated by complete for community underground type sewage, generate the middle water of qualified discharge, view and admire for the full underground type landscape pond in community, the high-concentration sewage of by-product can be mixed with the domestic organic garbage after grinding simultaneously, proportioning becomes to have the pulp material of enough mobility, both the COD demand of supercritical water reaction to material had been met, meet again the demand of system to material fluidity in pipeline, and the process range of native system is wide, to the not strict restriction of the concentration of sewage, form is also not limited to liquid or solid, the supercritical water reaction system that These characteristics solves prior art can only process the defect of high concentrated organic wastewater or solid refuse respectively.
2, the resource cyclic utilization system of the full underground type sewage in community of the present invention and solid refuse, can the full underground type sewage in associated treatment community and solid refuse, makes solid refuse no longer by burning disposal, and decreasing pollution thing discharges; Simultaneously by the supercritical water of output and supercritical gas, be converted to the resource such as steam or hot water and carry out cycling and reutilization, to obtain considerable economic benefit; Partial devices is arranged at underground, saves space, is suitable for the full underground type in community and installs and uses, have good economic benefit and social benefit.
3, the resource cyclic utilization system of the full underground type sewage in community of the present invention and solid refuse, wastes pre-processing system construction is at two layers of full underground type structure, not only ensure that the reasonableness of vibrational power flow but also ensure the suitability of environment, environmental pollution can be made little, and noise is also little.
4, the resource cyclic utilization system of the full underground type sewage in community of the present invention and solid refuse, the cyclic utilization system of the full underground type sewage in community of the present invention and solid refuse, supercritical gas is produced after supercritical water oxidation, supercritical gas can simultaneously heated oxidant, pulp material and evaporation wall water, the energy reclaiming reaction product has participated in supercritical water oxidation, achieves the closed cycle of energy; In film processing system produces, water is by the landscape pond water of the full underground type in community hot water reuse pipeline supply community, and the living environment quality of the full underground type in community is increased substantially.
5, the resource cyclic utilization system of the full underground type sewage in community of the present invention and solid refuse, Treated sewage reusing mainly comprises and utilizes film enrichment system to be concentrated by the sanitary sewage in region, generate the middle water of qualified discharge, for the Treated sewage reusing in region, can be used to carry out green area irrigation, landscape water, flush the toilet, the purposes such as carwash, the high-concentration sewage of by-product can be mixed with the organic domestic waste after grinding simultaneously, proportioning becomes to have the pulp material of enough mobility, both the COD demand of supercritical water oxidation to material had been met, meet again the requirement of system to material fluidity in pipeline, and the process range of native system is wide, to the not strict restriction of the concentration of sewage, form is also not limited to liquid or solid, These characteristics solves existing sewage disposal technology and the limitation of supercritical Water Oxidation Technology on process source of pollution.
6, the resource cyclic utilization system of the full underground type sewage in community of the present invention and solid refuse, the built-in monitoring software of Controlling System upper computer can be passed through to the oxygenant transfer line of supercritical oxidation system, fuel pump deliver line, mass transport pipeline, gaseous product deliverying unit, reactor, the current operation conditions of liquid product deliverying unit is monitored, according to monitor data adjusting process parameter, the working efficiency of supercritical reaction system is made to reach optimization, realize the startup of system, shut down, emergency stop, temperature regulates, pressure regulate process, and be equipped with equipment critical area video monitoring, the data that system cloud gray model produces can realize effective collection, storage, analysis, for system process adjustment and optimization provide reliable foundation, provide prerequisite to system stability, safety, reliability service.
7, the resource cyclic utilization system of the full underground type sewage in community of the present invention and solid refuse, the monitoring of site technique flow process is carried out: all data show in real time in upper computer software, and generate real-time data curve, so that it is dynamic to observe technique, for execute-in-place controls to provide foundation, all analog datas are by setting up historical variable, and set up historical data report and do with historical variable respectively and be connected, then in ReportViewer, historical variable is checked, historical variable upgrades once for 0.2 second, set up historical data curve simultaneously and associate historical variable, by derivation instrument historical data derived and file, record can be carried out to Action Events simultaneously, the process of variable change is associated with Action Events, find out the concrete reason of process data change, for experimental study provides reliable basis.
Accompanying drawing explanation
Fig. 1 is system principle schematic diagram of the present invention;
Fig. 2 is the Control system architecture block diagram of the supercritical reaction system in the present invention;
Fig. 3 is the artwork of the supercritical reaction system in the present invention.
Description of reference numerals
1-oxygenant storage tank, 2-the 3rd topping-up pump, 3-vaporizer, 4-oxygenant surge tank, 5-oxygenant interchanger, 6-first heating unit, 7-reactor, 8-first water pump, 9-the 5th water pump, 10-second water pump, 11-petrolift volume pump, 12-the 4th water pump, 13-mixing tank, 14-fuel surge tank, 15-first topping-up pump, 16-the 4th heating unit, 17-the 3rd water pump, 18-material-handling pump, the modified tank of 19-material, 20-second topping-up pump, 21-first set tubular heat exchanger, 22-second double-pipe exchanger, 23-slender acanthopanax thermoelectric converter, 24-high-pressure gas-liquid separator, 25-gas recovery tank, 26-low-pressure gas-liquid separator, 27-inorganic salt storage tank, 28-stores up salt cellar, 29-water tank, 30-oxygenant relief valve, 31-oxygenant the 3rd flow control valve, 32-first oxygenant pneumatic stopping valve, 33-second oxygenant pneumatic stopping valve, 34-the 3rd oxygenant pneumatic stopping valve, 35-the 4th oxygenant pneumatic stopping valve, 36-first heating unit controller, 37-second heating unit controller, 38-second heating unit, 39-the 3rd heating unit controller, 40-the 3rd heating unit, the first-class gauge of 41-, 42-first flow variable valve, 43-second gauge, 44-second adjustable valve, 45-the 3rd flow control valve, 46-logistics second adjustable valve, 47-pressure regulator valve, first temperature sensor of 48-reactor gaseous phase outlet, 49-fuel first pneumatic stopping valve, 50-first pneumatic stopping valve, 51-material first pneumatic stopping valve, 52-fuel first flow variable valve, the first-class gauge of 53-fuel, 54-the 4th heating unit controller, 55-fuel second adjustable valve, 56-fuel second gauge, 57-material second pneumatic stopping valve, 58-slender acanthopanax hot cell controller, 59-material the 3rd pneumatic stopping valve, 60-fuel the 3rd flow control valve, 61-fuel the 3rd under meter, 62-material the 4th pneumatic stopping valve, the first-class gauge of 63-material, 64-material second gauge, 65-fuel second pneumatic stopping valve, the first-class gauge of 66-oxygenant, 67-oxidant stress sensor, 70-first pressure transmitter, 71-hand stop valve, 72-first pneumatic adjusting valve, 73-the 3rd pneumatic stopping valve, 74-the 4th pneumatic stopping valve, 75-first threeway pneumatic stopping valve, 76-second threeway pneumatic stopping valve.
Inhalent siphon road, 107-cooling water pipeline, 108-product liquid escape route bottom 101-oxygenant transfer line, 102-fuel pump deliver line, 103-mass transport pipeline, 104-gaseous product escape route, 105-evaporation wall water lines, 106-.
111-treatment tank, 112-rubbish material storage container, 113-deodoration system, 114-wastes pre-processing system, 115-supercritical reaction system, 116-film enrichment unit.
Embodiment
Below by specific embodiment, the invention will be further described, and following examples are descriptive, is not determinate, can not limit protection scope of the present invention with this.
As shown in Figure 1, the resource cyclic utilization system of the full underground type sewage in community of the present invention and solid refuse, using underground space and building, is divided into accumulation layer, mechanical floor, ground Central Control Room three-decker from bottom to top.Wherein accumulation layer is positioned at two layers, underground, be mainly used in store from sewer line export sanitary sewage and in community, collect solid refuse, comprise treatment tank 111, rubbish material storage container 112, as far as possible little for ensureing environmental pollution, rubbish material storage container 112 is outer also can arrange deodoration system 113, carries out deodorizing to the foul gas that solid refuse produces; Mechanical floor is positioned at B1, is the set of system set up based on film beneficiation technologies and supercritical Water Oxidation Technology, comprises wastes pre-processing system 114, supercritical reaction system 115 and film enrichment unit 116; Ground Central Control Room Controlling System can be arranged in little General Building, District, and handled easily personnel control system.
Film enrichment unit 116 can comprise the grid, settling pit and the DEP membrane stack that are communicated with successively, for filtering sewage and precipitating.The dense water of DEP membrane stack output enters mass transport pipeline, produces water and is used for subdistrict greening.
Wastes pre-processing system 114 comprise connect successively grab bucket feed bin, shredder, wet concentration pond and settling pit, the solid refuse collected in rubbish material storage container enters grab bucket feed bin, the dense water that film enrichment unit 116 exports can input in shredder the grinding participated in solid refuse, and the rubbish after pulp enters in wet concentration pond.The solid inorganic sub-elected is inputted desanding in settling pit by wet concentration pond, and make it no longer to enter in system to circulate, the organic waste that wet concentration goes out enters mass transport pipeline.Realize mixed solid refuse to mix with sewage thus, and be delivered to the material inlet of supercritical reaction system.
Through complicated theoretical calculate and simulated experiment checking in R&D process, the COD value lower limit of pulp material is about 50000mg/L, if too lower than this lower limit, the shortage of heat of system is to be heated to the temperature needed for supercritical water oxidation by pulp material, oxygenant by the mode of heat exchange, need additional heat consumed energy, then can not reach the present invention from heating, outwards output energy to obtain the object of economic benefit.
The outer tube of interchanger exports Bonding pressure energy recovery system, Separate System of Water-jet and carbon dioxide recovery system, in accordance successively.Wherein pressure energy recovery system is by hydraulic turbine gas recovery pressure, afterwards the pressure of recovery is used for generating; In Separate System of Water-jet by the gas after step-down after gas-liquid separator, adsorber dehydration, then be cooled to 25 DEG C by water cooler, reuse in rectifying tower oxygen separation input oxygenant supply system; Carbonic acid gas is reclaimed in gas input carbon dioxide recovery system, in accordance after separation.Separate System of Water-jet and the isolated water of carbon dioxide recovery system, in accordance enter in water tank.
Supercritical reaction system comprises oxygenant transfer line 101, fuel pump deliver line 102, mass transport pipeline 103, reactor 7, gaseous product deliverying unit, liquid product deliverying unit, the oxidant inlet of the output terminal ligation device of oxygenant transfer line; The fuel inlet of the output terminal ligation device of fuel pump deliver line; Mass transport pipeline output terminal is connected to the material inlet of reactor; Gaseous product deliverying unit comprise be connected with reactor gaseous phase outlet gaseous product escape route 104, evaporation wall water lines 105, inhalent siphon road, bottom 106, cooling water pipeline 107 and water tank 29.
Also comprise in the oxygenant transfer line for the treatment of tank, rubbish material storage container, film enrichment unit, wastes pre-processing system and supercritical reaction system, fuel pump deliver line, mass transport pipeline and be connected to sensor on pipeline and on-the-spot execution unit; Gaseous product escape route connects the hot junction pipeline of double-tube heat exchanger on oxygenant transfer line and mass transport pipeline successively.Output terminal connects the entrance of community hot water reuse pipeline and water tank, and output terminal enters water tank after twice gas-liquid separation, and hot water reuse pipeline can be connected to community heating system also can as view underground water; Evaporation wall water lines connects the evaporation wall water inlet of water tank and reactor, and the water through temperature adjustment enters inside reactor by evaporation wall; Inhalent siphon road, bottom connects the quenched water water inlet of water tank and reactor bottom, makes normal-temperature water enter reactor bottom; Cooling water pipeline connects water tank and cooling water inlet, makes normal-temperature water enter the spiral coil cooling tube arranged near reactor internal combustion burner; Liquid product deliverying unit comprises the product liquid escape route 108 and inorganic salt storage tank 28 that are connected with liquid reactor relief outlet; Inorganic salt tank top arranges the communicating pipe stretching into reactor bottom, and the top of communicating pipe is the maximum height of reactor bottom liquid level; Oxygenant comprises oxygen, hydrogen peroxide etc.
As shown in Figure 2, Controlling System comprises sensor, on-the-spot execution unit, controller, upper computer, and controller comprises again central processing unit, digital quantity input block DI, digital output cells D O, analog input unit AI and analog output unit AO.On-the-spot execution unit is connected by input/output module DI, DO, AI, AO with controller, and central processing unit and upper computer and touch-screen carry out data exchange by bus control technology.The working process of Controlling System comprises:
1) sensor gathers the sensing data such as temperature, pressure, flow, liquid level of film enrichment unit, wastes pre-processing system, treatment tank, rubbish material storage container, oxygenant transfer line, fuel pump deliver line, mass transport pipeline, reactor, gaseous product deliverying unit, liquid product deliverying unit, and transfers in upper computer by sensing data data via controller; The running state parameter via controller of pressurizing elements, on-the-spot execution unit gathers in upper computer.
2) upper computer performs start-up course, the docking process of supercritical reaction system, process of stopping in emergency, temperature regulate process and pressure regulate process according to sensing data and running state parameter, export control signal to controller, control each on-the-spot execution unit.
On-the-spot execution unit mainly comprises the pressure regulator valve 47 that reactor gaseous phase outlet is arranged, the stopping valve 71 that inorganic salt storage tank 27 entrance is arranged and the first pneumatic adjusting valve 72 that outlet is arranged; Fuel second pneumatic stopping valve 65, fuel first flow variable valve 52, first topping-up pump 15 that fuel pump deliver line is arranged; Material first pneumatic stopping valve 51, material second adjustable valve 46, second topping-up pump 20 that mass transport pipeline is arranged; The first oxygenant pneumatic stopping valve 32, oxygenant relief valve 30, oxygenant the 3rd flow control valve 31, the 3rd topping-up pump 2 that oxygenant transfer line is arranged; The first water pump 8 that evaporation wall water lines is arranged, the second water pump 10 that inhalent siphon road, bottom is arranged, the 3rd water pump 17 that cooling water pipeline is arranged, the heating unit that oxygenant transfer line 101, fuel pump deliver line 102, mass transport pipeline 103, evaporation wall water lines 105 are arranged respectively.
Controlling System also comprises video monitor unit, video monitor unit is connected with upper computer signal, video monitor unit comprises video monitoring camera, video monitoring camera is installed on reactor 7 top multiple directions, oxygenant transfer line 101, fuel pump deliver line 102, mass transport pipeline 103, the four direction of the top in each topping-up pump region of gaseous product escape route 104, liquid oxygen storage tank outlet in oxygenant transfer line 101, oxygenant transfer line 101, fuel pump deliver line 102, mass transport pipeline 103, the outlet of each heating unit of gaseous product escape route 104.
Sensor mainly comprises the first temperature sensor 48, first pressure transmitter 70 that reactor gaseous phase outlet is arranged, the second temperature sensor that inside reactor is arranged, the liquid level sensor that inorganic salt storage tank is arranged, the first-class gauge 63 of mass transport pipeline, the first-class gauge 53 of fuel of fuel pump deliver line, the first-class gauge 66 of the oxidant stress sensor 67 of oxygenant transfer line, oxygenant.Sensor also comprises intelligent multifunctional secondary instrument, and intelligent multifunctional secondary instrument comprises as process furnace heating elements controller, in situ temperature indicator gauge and carried out showing by the analog signals of liquid level sensor and convert digital quantity switch signal to.
The monitoring of site technique flow process is carried out: all data show in real time in upper computer software, and generate real-time data curve, so that it is dynamic to observe technique, for execute-in-place controls to provide foundation, all analog datas are by setting up historical variable, and set up historical data report and do with historical variable respectively and be connected, then in ReportViewer, historical variable is checked, historical variable upgrades once for 0.2 second, set up historical data curve simultaneously and associate historical variable, by derivation instrument historical data derived and file, record can be carried out to Action Events simultaneously, the process of variable change is associated with Action Events, find out the concrete reason of process data change, for experimental study provides reliable basis.
As shown in Figure 3, for clearly demonstrating the present invention, now the embodiment of ultra supercritical reactive system of the present invention is described:
Oxygenant transfer line connects oxygenant storage tank 1, the 3rd topping-up pump 2, vaporizer 3 successively, oxygenant surge tank 4, oxygenant interchanger 5, first heating unit 6, the oxidant inlet of the air outlet ligation device of oxygenant transfer line.Oxidant paths is provided with oxygenant relief valve 30, oxidant stress sensor 67, oxygenant the 3rd flow control valve 31, oxygenant first-class gauge 66, first oxygenant pneumatic stopping valve 32; First heating unit 6 is in parallel with transfer line, and on transfer line, the-the second oxygenant pneumatic stopping valve 33 is installed, the oxidant paths in parallel of the first heating unit 6 installs-three oxygenant pneumatic stopping valve 34 respectively, 4th oxygenant pneumatic stopping valve 35, first heating unit 6 connects the first heating unit controller 36.Oxygenant interchanger 5 connects high-pressure gas-liquid separator 24 and gas recovery tank 25.
Fuel pump deliver line connects petrolift volume pump the 11, four water pump 12 successively, mixing tank 13, fuel surge tank 14, first topping-up pump the 15, four heating unit 16 (fuel heating unit), the fuel inlet of the outlet ligation device of fuel heating unit.Fuel passage is provided with fuel second pneumatic stopping valve 65, fuel second gauge 56, fuel second adjustable valve 55, the first-class gauge 53 of fuel, fuel first flow variable valve 52, fuel first pneumatic stopping valve 49.At upper installation the 4th heating unit controller 54 of the 4th heating unit 16 (fuel heating unit).
Mass transport pipeline connects material material-handling pump 18 successively, the modified tank 19 of material material, material second topping-up pump 20, first set tubular heat exchanger 21, second double-pipe exchanger 22, slender acanthopanax thermoelectric converter 23 (heating material unit), the material inlet of the outlet ligation device of heating material unit.Material path is provided with the first-class gauge 63 of material, material second gauge 64; The upper installation slender acanthopanax hot cell controller 58 of slender acanthopanax thermoelectric converter 23 (heating material unit), the material path be connected with slender acanthopanax hot cell controller 58 is provided with material material first pneumatic stopping valve 51, material second pneumatic stopping valve 57, material the 3rd pneumatic stopping valve 59, material path after slender acanthopanax thermoelectric converter 23 (heating material unit), the 3rd flow control valve 45 of leading up to is connected to the first material inlet of reactor, and material second adjustable valve 46 of separately leading up to is connected to the second material inlet of reactor.Be connected between fuel passage with material path and the first pneumatic stopping valve 50 is set.
The modified tank 19 of material arranges fuel the 3rd flow control valve 60, fuel the 3rd under meter 61 with being connected between fuel surge tank 14; The modified tank 19 of material is provided with material the 4th pneumatic stopping valve 62.
In a water lines, the first water pump 8 is installed in evaporation wall water lines, second heating unit 38, another water lines is installed the evaporation wall water inlet of the water outlet ligation device of the 5th water pump 9 and the 3rd heating unit 40, second heating unit 38 and the 3rd heating unit 40.Second heating unit 38 is provided with the second heating unit controller the 37, three heating unit 40 and is provided with the 3rd heating unit controller 39.
The outlet of inhalent siphon road, bottom being installed the second water pump 10, second water pump 10 is divided into two-way respectively by first-class gauge 41, first flow variable valve 42 and second gauge 43, and second adjustable valve 44 is connected to the quenched water entrance of reactor lower part.
Cooling water pipeline installs the 3rd water pump 17, is connected to the cooling water inlet of reactor lower part.
The thermal source pipeline of the oxygenant interchanger 5 of oxygenant transfer line is directly connected by pipeline with water tank 29, this pipeline is provided with again low-pressure gas-liquid separator 26 and the second threeway pneumatic stopping valve 76.
The pipeline that the gaseous phase outlet that gaseous product escape route comprises reactor connects, pipeline is connected with the hot junction pipeline of the second double-pipe exchanger 22, first set tubular heat exchanger 21, and on its pipeline, be provided with the first temperature sensor 48, first pressure transmitter 70, the pressure regulator valve 47 of reactor gaseous phase outlet.Gas in the hot junction pipeline of first set tubular heat exchanger 21 is delivered to high-pressure gas-liquid separator 24 through the 4th pneumatic stopping valve 74.System is in an emergency down, and the material of the hot junction pipeline of first set tubular heat exchanger 21 is also disposed to sewage lagoon by the 3rd pneumatic stopping valve 73.
Liquid product deliverying unit comprises the liquid discharge passage be connected with reactor lower part liquid outlet, and the inorganic salt storage tank 27 be connected on liquid discharge passage, storage salt cellar 28, liquid discharge passage is provided with hand stop valve 71, the one the first pneumatic adjusting valve 72, the first threeway pneumatic stopping valves 75.
Reactor is overcritical water oxidization reactor, comprises cylindrical shell, burner, evaporation wall; Inner barrel arranges evaporation wall with one heart, the narrow gap closed of the multistage annular along cylindrical shell axial distribution is formed between evaporation wall and cylindrical shell, each narrow gap has evaporation wall water inlet on cylindrical shell, the liquid passed into via evaporation wall water inlet can be infiltrated by evaporation wall, forms moisture film at evaporation wall internal surface; Burner stretches into from cylindrical shell top, and the burner of burner is positioned at cylindrical shell.
The present invention is by the startup of Controlling System control realization ultra supercritical reactive system, and the step of start-up course comprises:
A. system initialization, sets the flux values of the first water pump 8, the 5th water pump 9, second water pump 10, and starts above-mentioned three water pumps.
The force value that B sets reactor gaseous phase outlet pressure regulator valve is 23MPa, and the first pneumatic adjusting valve 72 of hard closing inorganic salt outlet, the hand stop valve 71 of inorganic salt reservoir inlet is set as often opening, when treating that the force value that the first pressure transmitter 70 detects is stabilized in 23MPa, the level value of setting inorganic salt storage tank 27, controls the aperture of the first pneumatic adjusting valve 72 automatically by the liquid level on inorganic salt storage tank.
C carrys out the concentration of fuel in fuel metering surge tank 14 by the flux values setting fuel-metering pump 11 and the 4th water pump 12, and fuel and water enter fuel surge tank 14 through mixing tank 13 Homogeneous phase mixing, open fuel second pneumatic stopping valve 65.
The flux values that D sets fuel first flow variable valve 52 is 0, and set the flux values of fuel second adjustable valve 55, and the flux values setting the second topping-up pump 20 is 0, the first-class gauge 53 of based on fuel, fuel second gauge 56 and material second gauge 64 its flux valuess of effluent magnitude calculation and, calculate oxidizer flow rate, and be multiplied by the oxygen quotient excessively set, the flux values of setting oxygenant the 3rd flow control valve 31 automatically.
The force value that E sets oxygenant relief valve 30 is 24MPa.
Then F starts the 3rd topping-up pump of oxygenant transfer line and the first topping-up pump of fuel pump deliver line.
G opens second and third oxygenant pneumatic stopping valve, label is respectively 33,34, close the 4th oxygenant pneumatic stopping valve 35, first, second, third and fourth heating unit in setting oxygenant transfer line, fuel pump deliver line, evaporation wall water lines, label is respectively the Heating temperature value of 6,38,40,16, and start each heating unit, preheating is carried out to oxygenant, fuel and evaporation wall water, makes it reach set(ting)value;
When the temperature that H question response device gaseous phase outlet first temperature sensor 48 detects is greater than 500 DEG C, start cooling water pipeline the 3rd water pump, and the flow of temperature sensor 48 and the 3rd water pump is interlocked, the temperature automatically controlling reactor gaseous phase outlet is 550 DEG C ± 10 DEG C.
In I reactor the temperature distribution of temperature detection normal after, the temperature of the second temperature sensor arranged by inside reactor by the aperture of the first flow variable valve on fuel metering transfer line is reduced to set(ting)value.
J closes the first pneumatic stopping valve 50 of fuel pump deliver line, open material second pneumatic stopping valve 57, and the first and third material pneumatic stopping valve 51,59 on closure material conveying tube road, the flux values of setting material second gauge 64, and start the second topping-up pump 20, if the temperature value of temperature sensor TIC (2) does not reach set(ting)value, then open slender acanthopanax thermoelectric converter, open first and third material pneumatic stopping valve 51,59, and close material second pneumatic stopping valve 57.
First pneumatic stopping valve 50 of fuel pump deliver line is opened after stablizing by K question response, and stops the first topping-up pump 15, fuel-metering pump 11, the 4th water pump 12 and the 4th heating unit 16, and closes fuel first pneumatic stopping valve 49.
During startup, the co-ordination of rubbish material storage container, wastes pre-processing system, treatment tank and film enrichment unit should be ensured, for mass transport pipeline provides material.
The present invention is by the parking of Controlling System control realization ultra supercritical reactive system, and the step of docking process comprises:
First water pump 8 on evaporation wall water lines, cooling water pipeline, inhalent siphon road, bottom, the 5th water pump 9, the 3rd water pump 17 and the second water pump 10 reach maximum by L; Close the 4th pneumatic stopping valve, by the outlet turning material pond of inorganic salt storage tank 27.
M cut off oxygenant transfer line, evaporation wall water lines, fuel supply unit and mass transport pipeline first, second, third, fourth, slender acanthopanax thermoelectric converter, label is respectively 6,38,40,16,23, close the first oxygenant pneumatic stopping valve 32 of oxygenant transfer line, material without heating is passed in reactor, when the temperature that first temperature sensor of question response device gaseous phase outlet records is less than 200 DEG C, stop material-handling pump 18, second topping-up pump 20, closure material conveying tube road.
N. when the temperature recorded until the first temperature sensor is less than 100 DEG C, entire system pressure release, shutdown.
The process of stopping in emergency of supercritical water oxidation system is as follows:
O. the first oxygenant pneumatic stopping valve 32 of oxygenant transfer line is closed, cut off the heating unit of oxygenant transfer line, evaporation wall water lines, fuel supply unit and mass transport pipeline, open the entrance of inorganic salt storage tank, by the first Pneumatic three-way stopping valve 75 i.e. outlet turning sewage lagoon of inorganic salt storage tank.
P. the 3rd water pump 17 on cooling water pipeline is reached maximum, and stop other each road water pumps.
Q. after the temperature that the first temperature sensor of question response device gaseous phase outlet records is less than 50 DEG C, entire system pressure release, shutdown.
The present invention is controlled by the temperature of Controlling System control realization ultra supercritical reactive system, and concrete steps are:
R. in system operation, the temperature value change of the first temperature sensor 48 of real-time monitoring reactor 7 gaseous phase outlet, and the 3rd water pump 17 flow of itself and cooling water pipeline is carried out interlocked control: when the temperature value of the first temperature sensor 48 is higher than set(ting)value, increase the flow of the 3rd water pump 17; Otherwise then reduce the flow of the 3rd water pump 17, to ensure that the temperature of reactor gaseous phase outlet maintains T2 ± 10 DEG C; (T2 is 550 DEG C).
S. the temperature out of the heating unit of oxygenant transfer line, evaporation wall water lines, fuel supply unit and mass transport pipeline and its heating power carry out PID adjustment.
PID is regulated and is realized by intelligent secondary instrument, and its step comprises:
1) temperature detection range of temp of heating element detection thermopair is set;
2) the high limit warning of design temperature respectively, the warning of the temperature lowest limit and temperature deviation upper limit alarm and temperature deviation lower limit are reported to the police, and transfer to controller by the guard signal of intelligent secondary instrument output dry contact respectively, and generate alert event record at upper computer;
3) intelligent multifunctional secondary instrument is set as that son is adjusted pattern, instrument is after controlling through the ON-OFF of two period of oscillation, automatically calculate the pid parameter that heating unit is corresponding, pid parameter and control cycle can be calculated according to the power of heating unit and temperature rise rate.
T. monitoring is arranged on the temperature sensor of the import and export that reactor is connected with oxygenant transfer line, gaseous product escape route, fuel pump deliver line, mass transport pipeline in real time, ensure the temperature field of reactor, avoid the instability that reactor causes because of temperature variation.
Reactor 7 monitoring temperature is example: for each material import and export of reactor 7 is provided with temperature sensor, and the temperature of each import and export of monitoring in real time, this ensure that the temperature field of reactor 7, avoid the instability that reactor 7 causes because of temperature variation.
For the monitoring temperature of material feeding mouth, the heat produced in system operation carries out double heat exchange to material through first, 2 double-pipe exchangers 21,22, through Heat balance calculation, the temperature of material after twice heat exchange can not more than 350 DEG C, when the temperature value that temperature sensor TIC (10) detects is lower than 350 DEG C, start slender acanthopanax thermoelectric converter 23, temperature material being entered to reactor 7 compensates.
The present invention is by the pressure regulate process of Controlling System control realization ultra supercritical reactive system, and the step of pressure regulate process comprises:
U. reactor gaseous phase outlet pressure regulates: the pressure regulator valve 47 arranged by reactor gaseous phase outlet regulates the pressure of reactor gaseous phase outlet;
V. reactor liquid-phase outlet pressure regulates: reactor liquid-phase outlet is regulated by the liquid level of inorganic salt storage tank 27 and realizes envelope pressure, and the pressure regulator valve arranged by inorganic salt outlet regulates the liquid level of inorganic salt storage tank, to ensure the pressure of inside reactor;
W. set the safe pressure scope of reactor gaseous phase outlet, monitored by the pressure of the first pressure transmitter 70 pairs of reactor gaseous phase outlets; When the force value that the pressure transmitter of reactor gaseous phase outlet detects transfinite, the lowest limit and sudden change time, regulate reactor internal pressure by step U and W.
Although disclose embodiments of the invention and accompanying drawing for the purpose of illustration, but it will be appreciated by those skilled in the art that: in the spirit and scope not departing from the present invention and claims, various replacement, change and amendment are all possible, therefore, scope of the present invention is not limited to the content disclosed in embodiment and accompanying drawing.
Claims (11)
1. a resource cyclic utilization system for the full underground type sewage in community and solid refuse, is characterized in that:
Comprise the film enrichment unit, wastes pre-processing system, the supercritical reaction system that are arranged at subsurface one deck, be arranged at the treatment tank of subsurface two layers, rubbish material storage container, and be arranged at the Controlling System of ground Central Control Room;
Supercritical reaction system comprises oxygenant transfer line, fuel pump deliver line, mass transport pipeline, reactor, gaseous product deliverying unit, liquid product deliverying unit, the oxidant inlet of the output terminal ligation device of oxygenant transfer line; The fuel inlet of the output terminal ligation device of fuel pump deliver line; Mass transport pipeline output terminal is connected to the material inlet of reactor, and the output terminal of described material input system is connected to mass transport pipeline; Gaseous product deliverying unit comprises the gaseous product escape route and water tank that are connected with reactor gaseous phase outlet;
Described treatment tank is connected to the mass transport pipeline of supercritical reaction system through film enrichment unit, and rubbish material storage container is connected to the mass transport pipeline of supercritical reaction system through wastes pre-processing system, is jointly delivered to the material inlet of supercritical reaction system;
Also comprise in the oxygenant transfer line for the treatment of tank, rubbish material storage container, film enrichment unit, wastes pre-processing system and supercritical reaction system, fuel pump deliver line, mass transport pipeline and be connected to sensor on pipeline and on-the-spot execution unit separately; Gaseous product deliverying unit also comprises evaporation wall water lines, inhalent siphon road, bottom and cooling water pipeline, gaseous product escape route connects the hot junction pipeline of interchanger on oxygenant transfer line and mass transport pipeline successively, and output terminal is connected to the entrance of community hot water reuse pipeline and water tank; Evaporation wall water lines connects the evaporation wall water inlet of water tank and reactor, and the water through temperature adjustment enters inside reactor by evaporation wall; Inhalent siphon road, bottom connects water tank and reactor bottom water inlet, makes normal-temperature water enter reactor bottom; Cooling water pipeline connects water tank and cooling water inlet, makes normal-temperature water enter the spiral coil cooling tube arranged near reactor internal combustion burner; Liquid product deliverying unit comprises the inorganic salt storage tank be connected with liquid reactor relief outlet; Inorganic salt tank top arranges the communicating pipe stretching into reactor bottom, and the top of communicating pipe is the maximum height that reactor bottom liquid level can reach;
Controlling System comprises sensor, on-the-spot execution unit, controller, upper computer, and on-the-spot execution unit is electrically connected with controller, and controller, sensor carry out data exchange with upper computer by bus marco respectively; The working process of Controlling System comprises:
1) sensor gathers the temperature of oxygenant transfer line, fuel pump deliver line, mass transport pipeline, reactor, gaseous product deliverying unit, liquid product deliverying unit in film enrichment unit, wastes pre-processing system, treatment tank, rubbish material storage container and supercritical reaction system, pressure, flow and liquid level data, and by sensing data through controller collection in upper computer; The running state parameter via controller of on-the-spot execution unit inputs in upper computer;
2) upper computer performs start-up course, the docking process of supercritical reaction system, process of stopping in emergency, temperature regulate process and pressure regulate process according to sensing data and running state parameter, export control signal to controller, control each on-the-spot execution unit;
On-the-spot execution unit comprises the pressure regulator valve that in supercritical reaction system, reactor gaseous phase outlet is arranged, the stopping valve that inorganic salt reservoir inlet is arranged and the pressure regulator valve that outlet is arranged, the stopping valve that fuel pump deliver line is arranged, flow control valve, topping-up pump, the stopping valve that mass transport pipeline is arranged, flow control valve, topping-up pump, the stopping valve that oxygenant transfer line is arranged, relief valve, flow control valve, topping-up pump, the water pump that evaporation wall water lines is arranged, the water pump that inhalent siphon road, bottom is arranged, the water pump that cooling water pipeline is arranged, oxygenant transfer line, fuel pump deliver line, mass transport pipeline, the heating unit that evaporation wall water lines is arranged respectively, also comprise the transferpump on collection enrichment unit, wastes pre-processing system, material input system, treatment tank, rubbish material storage container and variable valve.
2. the resource cyclic utilization system of the full underground type sewage in community according to claim 1 and solid refuse, it is characterized in that: two layers, described underground also comprises rubbish deodoration system, rubbish deodoration system carries out deodorizing process to rubbish material storage container material.
3. the resource cyclic utilization system of the full underground type sewage in community according to claim 1 and solid refuse, it is characterized in that: described sensor comprises temperature sensor, the pressure transmitter that reactor gaseous phase outlet is arranged, the temperature sensor that inside reactor is arranged, the liquid level sensor that inorganic salt storage tank is arranged, the under meter of mass transport pipeline, the under meter of fuel pump deliver line, the under meter of oxygenant transfer line; Also comprise collection enrichment unit, wastes pre-processing system, material input system, treatment tank, the flow sensor of rubbish material storage container, pressure transmitter.
4. the resource cyclic utilization system of the full underground type sewage in community according to claim 1 and solid refuse, is characterized in that: the step of the start-up course of described supercritical reaction system comprises:
A. system initialization, the flux values of the water pump of setting evaporation wall water lines, the water pump on inhalent siphon road, bottom, and start this two water pumps;
B. the force value setting the pressure regulator valve of reactor gaseous phase outlet is P1, and the stopping valve of hard closing inorganic salt outlet, open the variable valve of inorganic salt reservoir inlet; When the force value of the first pressure transmitter of reactor gaseous phase outlet is stabilized in P1, the liquid level of setting inorganic salt storage tank, by the aperture of the pressure regulator valve of liquid automatic control inorganic salt outlet;
C. set the fuel concentration of fuel pump deliver line, open the stopping valve on fuel pump deliver line;
D. the mass flow surveyed of the under meter of the fuel flow surveyed of the under meter of based on fuel transfer line and mass transport pipeline, calculates oxidizer flow rate, the oxidant stream value of setting oxidant stream adjustable valve;
E. the force value setting the relief valve of oxygenant transfer line is P2;
F. the topping-up pump of oxygenant transfer line and the topping-up pump of fuel pump deliver line is started;
G. start the heating unit in oxygenant transfer line, fuel pump deliver line, evaporation wall water lines, preheating is carried out to oxygenant, fuel and evaporation wall water, makes it reach set(ting)value;
During the temperature sensor measured value T1 of H. question response device gaseous phase outlet, start the water pump of cooling water pipeline, by reactor gaseous phase outlet temperature in T2 ± 10 DEG C, wherein T2 > T1;
I. the temperature distribution that detects of the temperature sensor of inside reactor normal after, by the flow control valve of fuel metering transfer line, the temperature of fuel is reduced to set(ting)value;
J. close the stopping valve that fuel pump deliver line is arranged, the heating unit on closure material conveying tube road, utilizes interchanger heat supply simultaneously, and the flux values of the under meter of setting fuel pump deliver line, starts the topping-up pump of mass transport pipeline; If temperature of charge does not reach set(ting)value, then start the heating unit of mass transport pipeline;
K., after question response is stablized, stop the topping-up pump of fuel pump deliver line, and close the stopping valve of fuel pump deliver line.
5. the resource cyclic utilization system of the full underground type sewage in community according to claim 4 and solid refuse, is characterized in that: the step of the docking process of described supercritical reaction system comprises:
L. the water pump on evaporation wall water lines, cooling water pipeline, inhalent siphon road, bottom is reached maximum; By the outlet turning material pond of inorganic salt storage tank;
M. the heating unit of oxygenant transfer line, evaporation wall water lines, fuel supply unit and mass transport pipeline is cut off, close the stopping valve of oxygenant transfer line, material without heating is passed in reactor, when the temperature that the temperature sensor of question response device gaseous phase outlet records is less than 200 DEG C, closure material conveying tube road;
N. when the temperature recorded until the temperature sensor of question response device gaseous phase outlet is less than 100 DEG C, entire system pressure release, shutdown.
6. the resource cyclic utilization system of the full underground type sewage in community according to claim 4 and solid refuse, is characterized in that: the step of the process of stopping in emergency of described supercritical reaction system comprises:
O. close the stopping valve of oxygenant transfer line, cut off the heating unit of oxygenant transfer line, evaporation wall water lines, fuel supply unit and mass transport pipeline, open the entrance of inorganic salt storage tank, by the outlet turning material pond of inorganic salt storage tank;
P. the water pump on cooling water pipeline is reached maximum, and stop other each road water pumps;
Q. after the temperature that the temperature sensor of question response device gaseous phase outlet records is less than 50 DEG C, entire system pressure release, shutdown.
7. the resource cyclic utilization system of the full underground type sewage in community according to claim 4 and solid refuse, is characterized in that: the step of the temperature regulate process of described supercritical reaction system comprises:
R. in system operation, the temperature value change of the temperature sensor of real-time monitoring reactor gaseous phase outlet, and the pump capacity of itself and cooling water pipeline is carried out interlocked control: when the temperature value of the temperature sensor of reactor gaseous phase outlet is higher than set(ting)value, increase the flow of the water pump of cooling water pipeline; Otherwise then reduce the flow of the water pump of cooling water pipeline, to ensure that the temperature of reactor gaseous phase outlet maintains T2 ± 10 DEG C;
S. the temperature out of the heating unit of oxygenant transfer line, evaporation wall water lines, fuel supply unit and mass transport pipeline and its heating power carry out PID adjustment;
T. monitoring is arranged on the temperature sensor of the import and export that reactor is connected with oxygenant transfer line, gaseous product escape route, fuel pump deliver line, mass transport pipeline in real time, ensure the temperature field of reactor, avoid the instability that reactor causes because of temperature variation.
8. the resource cyclic utilization system of the full underground type sewage in community according to claim 7 and solid refuse, is characterized in that: in the step S of described supercritical reaction system, and PID is regulated and realized by intelligent secondary instrument, and its step comprises:
1) temperature detection range of temp of heating element detection thermopair is set;
2) the high limit warning of design temperature respectively, the warning of the temperature lowest limit and temperature deviation upper limit alarm and temperature deviation lower limit are reported to the police, and transfer to controller by the guard signal of intelligent secondary instrument output dry contact respectively, and generate alert event record at upper computer;
3) intelligent multifunctional secondary instrument is set as that son is adjusted pattern, instrument is after controlling through the ON-OFF of two period of oscillation, automatically calculate the pid parameter that heating unit is corresponding, pid parameter and control cycle can be calculated according to the power of heating unit and temperature rise rate.
9. the resource cyclic utilization system of the full underground type sewage in community according to claim 4 and solid refuse, is characterized in that: the step of the pressure regulate process of described supercritical reaction system comprises:
U. reactor gaseous phase outlet pressure regulates: the pressure regulator valve arranged by reactor gaseous phase outlet regulates the pressure of reactor gaseous phase outlet;
V. reactor liquid-phase outlet pressure regulates: reactor liquid-phase outlet is regulated by the liquid level of inorganic salt storage tank and realizes envelope pressure, and the pressure regulator valve arranged by inorganic salt outlet regulates the liquid level of inorganic salt storage tank, to ensure the pressure of inside reactor;
W. set the safe pressure scope of reactor gaseous phase outlet, monitored by the pressure of pressure transmitter to reactor gaseous phase outlet of reactor gaseous phase outlet; When the force value that the pressure transmitter of reactor gaseous phase outlet detects transfinite, the lowest limit and sudden change time, regulate reactor internal pressure by step U and W.
10. according to the resource cyclic utilization system of the full underground type sewage in the community one of claim 1-9 Suo Shu and solid refuse, it is characterized in that: the monitoring carrying out site technique flow process in upper computer software: all data show in real time, and generate real-time data curve, so that it is dynamic to observe technique, for execute-in-place controls to provide foundation, all analog datas are by setting up historical variable, and set up historical data report and do with historical variable respectively and be connected, then in ReportViewer, historical variable is checked, historical variable upgrades once for 0.2 second, set up historical data curve simultaneously and associate historical variable, by derivation instrument historical data derived and file, record can be carried out to Action Events simultaneously, the process of variable change is associated with Action Events, find out the concrete reason of process data change, for experimental study provides reliable basis.
11. according to the resource cyclic utilization system of the full underground type sewage in the community one of claim 1-9 Suo Shu and solid refuse, it is characterized in that: described Controlling System also comprises video monitor unit, video monitor unit is connected with upper computer signal, video monitor unit comprises video monitoring camera, video monitoring camera is installed on reactor top multiple directions, oxygenant transfer line, fuel pump deliver line, mass transport pipeline, the four direction of the top in each topping-up pump region of gaseous product escape route, liquid oxygen storage tank outlet in oxygenant transfer line, oxygenant transfer line, fuel pump deliver line, mass transport pipeline, the outlet of each heating unit of gaseous product escape route.
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| CN118101857A (en) * | 2024-02-27 | 2024-05-28 | 广州得生环保科技有限公司 | Dynamic filtering system for image signal |
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| CN104709998A (en) * | 2015-03-23 | 2015-06-17 | 内蒙古天一环境技术有限公司 | Small-size supercritical water oxidation reaction system and control method thereof |
| CN204569599U (en) * | 2015-01-19 | 2015-08-19 | 王冰 | A kind of novel no pollution sewage effluent total system |
| CN204752349U (en) * | 2015-04-10 | 2015-11-11 | 王冰 | System for sewage, mud, domestic waste carry out cyclic utilization simultaneously |
| CN205151969U (en) * | 2015-12-02 | 2016-04-13 | 王冰 | District is resource cyclic utilization system of following formula sewage and solid refuse entirely |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204569599U (en) * | 2015-01-19 | 2015-08-19 | 王冰 | A kind of novel no pollution sewage effluent total system |
| CN104709998A (en) * | 2015-03-23 | 2015-06-17 | 内蒙古天一环境技术有限公司 | Small-size supercritical water oxidation reaction system and control method thereof |
| CN204752349U (en) * | 2015-04-10 | 2015-11-11 | 王冰 | System for sewage, mud, domestic waste carry out cyclic utilization simultaneously |
| CN205151969U (en) * | 2015-12-02 | 2016-04-13 | 王冰 | District is resource cyclic utilization system of following formula sewage and solid refuse entirely |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118101857A (en) * | 2024-02-27 | 2024-05-28 | 广州得生环保科技有限公司 | Dynamic filtering system for image signal |
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