CN109571735A - Green bio low-voltage high-temperature steam press maintenance system - Google Patents
Green bio low-voltage high-temperature steam press maintenance system Download PDFInfo
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- CN109571735A CN109571735A CN201910132724.4A CN201910132724A CN109571735A CN 109571735 A CN109571735 A CN 109571735A CN 201910132724 A CN201910132724 A CN 201910132724A CN 109571735 A CN109571735 A CN 109571735A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
- B28B11/245—Curing concrete articles
Abstract
The invention discloses a kind of green bio low-voltage high-temperature steam press maintenance systems, it is constituted including steam generator, steam pressure pipe-line system, roof insulating and intelligent temperature measurement system, T beam is arranged in roof insulating, roof insulating is connect by steam pressure pipe-line system with steam generator, intelligent temperature measurement system is provided in roof insulating, intelligent temperature measurement system is electrically connected with steam generator.It solves tradition spray maintenance and solves only contraction fissure caused by surface hydration heat during concrete initial set, the problem of water temperature is lower in high and cold low pressure area increases young concrete internal-external temperature difference, and temperature difference crack is easy to appear expansion.
Description
Technical field
The present invention relates to conservation technology fields, and in particular to a kind of green bio low-voltage high-temperature steam press maintenance system.
Background technique
High and cold low pressure area belongs to temperate zone and cool temperature zone monsoon climate mostly, has seasonal variations unobvious, annual range of temperature is small
And the features such as temperature difference per day is big, and rainy season is clearly demarcated and alpine region height difference is big, and climatic vertical change is extremely obvious.Due to geographical environment spy
Very, landforms most diverse constitutes the Stereoscopic weather of " four seasons are divided on a mountain ", " in ten not on the same day ".It is produced after young concrete initial set
The raw heat of hydration, internal temperature is high, if external temperature cannot ensure at this time, concrete can be made to generate temperature difference crack.It deposits in crack
In the durability and mechanical property that will affect concrete.It is located in High aititude, extremely frigid zones inside concrete and extraneous temperature difference control
It is particularly critical.Since, as the time increases, temperature is stepped up after concreting, the external temperature of extremely frigid zones is too low (especially
Winter).Concrete surface can generate a large amount of temperature difference cracks after temperature difference between inside and outside concrete is excessive, influence the durability and power of concrete
Learn performance.It is single that excessive temperature differentials can not be solved the problems, such as in terms of raw material, match ratio, so external temperature must be changed, guarantee mixed
Solidifying soil internal-external temperature difference relative equilibrium, to solve the problems, such as concrete surface temperature difference crack.
Summary of the invention
The purpose of the present invention is to provide a kind of green bio low-voltage high-temperature steam press maintenance systems, solve tradition spray maintenance
Contraction fissure caused by surface hydration heat during concrete initial set is solved only, water temperature is lower in high and cold low pressure area increases
The problem of young concrete internal-external temperature difference, temperature difference crack is easy to appear expansion.
In order to solve the above technical problems, the invention adopts the following technical scheme:
Green bio low-voltage high-temperature steam press maintenance system, including steam generator, steam pressure pipe-line system, roof insulating and intelligent temperature measurement
System is constituted, and T beam is arranged in roof insulating, and roof insulating is connect by steam pressure pipe-line system with steam generator, is set in roof insulating
It is equipped with intelligent temperature measurement system, intelligent temperature measurement system is electrically connected with steam generator.
Further；The steam generator includes biological burner and low-voltage high-temperature boiler, and low-voltage high-temperature boiler is selected
Vertical bio-fuel low-voltage high-temperature boiler, fuel are dropped in burner hearth inner lamination by fire door and burn, and are disposed with horizontal water tube in burner hearth, high
Warm flue gas carries out transversal flow to horizontal water tube and carries out abundant heat convection, enters back into flue gas header, collection is arranged in flue gas header
Gas tank, sweep of gases plenum chamber, gas are finally discharged into atmosphere.
Further；It is forest and agricultural biomass that the steam generator, which selects fuel feedstocks, and raw material is by being sliced, crushing, removing
Miscellaneous, fine powder mixing, quenched, drying, squeezes, packaging preparation.
Further；The steam generator work includes following procedure: after the completion of precast beam pours, connecting vertical life
Object fuel low-voltage high-temperature boiler and biomass combustion machine, vertical bio-fuel low-voltage high-temperature boiler oil storehouse are filled it up with fuel, will be given birth to
Jet chimney is laid, and beam body has been carried out in the vertical bio-fuel low-voltage high-temperature boiler combustion storehouse of substance combustion machine crater
The covering of closed tarpaulin, checks water level in the boiler line, after preparation, starts combustor ignition switch, observes in water temperature
Rise situation, water temperature reach 90 DEG C it is i.e. openable carry out for steam valve for steam, measure young concrete internal temperature and outside
Enclose environment temperature.
Further；The steam pressure pipe-line system is to export vertical bio-fuel low-voltage high-temperature Boiler Steam to use same diameter
Steel pipe picks out, and connects and is in charge of, and connects 8 and is in charge of spare, canvas rubber tube is connect with three-way steel tube, threeway tube spacing 5 meters one.
Further；The roof insulating is covered after the completion of T beam pours with health tarpaulin, and the canvas rubber that will be connected
Pipe is arranged from template two sides, and connection rubber tube is in charge of with steam (vapor) outlet.
Further；The intelligent temperature measurement system includes steam curing and warm and humid monitoring, the specific steps are as follows:
(1) it is concrete steam-cured be divided into it is quiet stop, heat up, constant temperature, cooling 4 stages；
A, quiet to stop the stage:
Temperature in roof insulating is first maintained at 10 DEG C~20 DEG C, and the time is 2~6h；
B, the temperature rise period:
It is quiet stop after be gradually increased gas pushing quantity again, temperature is gradually increasing, heating rate be not more than 15 DEG C/h, temperature-rise period until canopy in
Temperature is to 50 DEG C；
C, the constant temperature stage:
Gas pushing quantity is adjusted after heating, keeps temperature of shed at 40 DEG C~50 DEG C, until concrete strength reaches defined cooling and takes off
Mould intensity, constant temperature time are no less than 26h；
D, temperature-fall period:
After concrete strength reaches demoulding strength, it is gradually reduced gas pushing quantity, cooling starts in 4h, and speed is 5 DEG C/h, thereafter can be by 10
DEG C/h carries out, until make beam body, in canopy with ambient temperature difference no more than 20 DEG C when stop;
(2) steam-cured process: the situation of change of monitoring heat preservation temperature of shed, every 1~2h surveys a temperature, and makes a record;
A, T beam curing system:
Beam sets up brooder immediately and uses steam curing, beam making bench two sides in beam field into health, health is heated after the completion of pouring
It is laid with jet chimney, air hole at the every 1m setting 1 of pipeline, and steam valve is set before pipeline, adjusts steam discharge rate at any time
To control health temperature, the warming and cooling rate of concrete is no more than 10 DEG C/h and 15 DEG C/h respectively when steam curing；Steam curing
Temperature is no more than 80 DEG C, and conditioned time controls so that concrete design strength 80% is advisable；
B, intelligent temperature control:
Temperature is controlled, and temperature must not be lower than 25 DEG C within 7 days；Want the observation of every two hour, record temperature data in scene；Prestressing force
Pipeline pneumatic mortar carries out vacuum grouting the daytime in brooder, and each hour 48 hours thermometric is primary in the process and after mud jacking for mud jacking；Pressure
Pulp-water temperature carries out every disk slurry mixing water control measurement, and per half an hour surveys a slurry temperature and checked.
Compared with prior art, the beneficial effects of the present invention are:
1, biomass fuel low-voltage high-temperature boiler is used in High aititude, extremely frigid zones Precast T-Beam concrete curing in the present invention, no
Address only because difference variation is big and concrete in the table temperature difference greatly caused by concrete surface, deep layer problem of Cracking, while significantly
Duration and cost are saved.
2, for biomass fuel low-voltage high-temperature boiler applications in High aititude, extremely frigid zones concrete curing, combustor is adjustable
The temperature difference, biomass granule fuel are using forest and agricultural biomass as raw material, and molding environment-protecting fuel, calorific value height, combustion is made in forest and agricultural biomass
It burns sufficient fuel and is a kind of renewable energy of clean low-carbon, no pollution to the environment, burning consumptive material is low, greatly reduces fortune
Row cost, shortens the duration.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
In figure: 1- steam generator, 2- steam pressure pipe-line system, 3- roof insulating, 4- intelligent temperature measurement system.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Embodiment 1:
Green bio low-voltage high-temperature steam press maintenance system, including steam generator 1, steam pressure pipe-line system 2, roof insulating 3 and intelligence
Temp measuring system 4 is constituted, and T beam is arranged in roof insulating 3, and roof insulating 3 is connect by steam pressure pipe-line system 2 with steam generator 1, is protected
Intelligent temperature measurement system 4 is provided in warm canopy 3, intelligent temperature measurement system 4 is electrically connected with steam generator 1；It is protected after the completion of T beam pours
Warm canopy 3, the interior steam for being passed through steam generator 1 by steam pressure pipe-line system 2 of roof insulating 3 carry out autoclave at high temperature maintenance, and intelligence simultaneously
Energy temp measuring system 4 is monitored roof insulating 3, the autoclave at high temperature maintenance after the completion of pouring conducive to T beam, and biomass fuel low pressure is high
Warm boiler is used in High aititude, extremely frigid zones Precast T-Beam concrete curing, not only solve because difference variation is big and concrete in
The table temperature difference caused greatly concrete surface, deep layer problem of Cracking, while duration and cost is greatly saved.
Embodiment 2:
On the basis of embodiment 1, steam generator 1 includes biological burner and low-voltage high-temperature boiler, the choosing of low-voltage high-temperature boiler
With vertical bio-fuel low-voltage high-temperature boiler, fuel is dropped in burner hearth inner lamination by fire door and burns, and is disposed with horizontal water tube in burner hearth,
High-temperature flue gas carries out transversal flow to horizontal water tube and carries out abundant heat convection, enters back into flue gas header, is arranged in flue gas header
Plenum chamber, sweep of gases plenum chamber, gas are finally discharged into atmosphere；Low-voltage high-temperature boiler selects the vertical biology of LSG0.35-0.09-BMF
Fuel low-voltage high-temperature boiler, fuel are dropped in burner hearth inner lamination by fire door and burn, and are disposed with horizontal water tube, high-temperature flue gas pair in burner hearth
Horizontal water tube carries out transversal flow and carries out abundant heat convection, and subsequently into flue gas header, plenum chamber, cigarette are arranged in flue gas header
Gas washes away plenum chamber, reduces flue-gas temperature, improves vapor (steam) temperature, and flue gas is finally discharged into atmosphere, and boiler load is adaptable,
It can be operated normally safely within the scope of 60-100% rated load, vapor (steam) temperature can reach 170 DEG C or more.
Embodiment 3:
On the basis of embodiment 1-2, it is forest and agricultural biomass that steam generator 1, which selects fuel feedstocks, and raw material is by slice, powder
Broken, removal of impurities, mixing, quenched, drying, squeezes, packaging preparation fine powder；It is sliced as raw material using forest and agricultural biomass, crush, removal of impurities,
Fine powder, quenched, drying, squeezes, the technique of packaging mixing, is eventually fabricated molding environment-protecting fuel, the calorific value of fuel is high, burning is filled
Divide and be a kind of renewable energy of clean low-carbon, burning time is long, overheavy firing, and fire box temperature is high, and economical and practical,
No pollution to the environment simultaneously.
Embodiment 4
On the basis of embodiment 1-3, the work of steam generator 1 includes following procedure: after the completion of precast beam pours, being connected vertical
Fuel is filled it up in formula bio-fuel low-voltage high-temperature boiler and biomass combustion machine, vertical bio-fuel low-voltage high-temperature boiler oil storehouse,
By the vertical bio-fuel low-voltage high-temperature boiler combustion storehouse of biomass combustion machine crater, jet chimney is laid, and to beam body
Closed tarpaulin covering is carried out, checks water level in the boiler line, after preparation, starts combustor ignition switch, observation water
Temperature rises situation, water temperature reach 90 DEG C it is i.e. openable carry out for steam valve for steam, measurement young concrete internal temperature
And peripheral environment temperature；If internal-external temperature difference is greater than 20 DEG C, in time for steam, it is ensured that internal-external temperature difference balance, as temperature is excessively high in time
It adjusts combustor to burn gear, reduces burn rate, in the process monitoring temperature at any time, such as too high or too low timely adjustment.
Embodiment 5:
On the basis of examples 1 to 4, steam pressure pipe-line system 2 is to export vertical bio-fuel low-voltage high-temperature Boiler Steam to use
It is picked out with diameter steel pipe, connects and be in charge of, connect 8 and be in charge of spare, canvas rubber tube is connect with three-way steel tube, 5 meters of threeway tube spacing
One；Boiler erection is bright and clear in well-ventilated, away from room separate at population agglomeration, should have enough illuminations, cooling and
Antifreezing measures by Boiler Steam outlet using picking out with diameter steel pipe, and connect and are in charge of, connect 8 be in charge of it is spare, by canvas rubber tube
It is connect with the rigid pipe of threeway, threeway tube spacing 5 meters one, conducive to the laying of steam pressure pipeline, and is conducive to maintenance.
Embodiment 6:
On the basis of embodiment 1-5, roof insulating 3 is after the completion of T beam pours and health tarpaulin covers, and the canvas that will be connected
Rubber tube is arranged from template two sides, and connection rubber tube is in charge of with steam (vapor) outlet；Conducive to maintenance.
Embodiment 7:
On the basis of embodiment 1-6, the intelligent temperature measurement system 4 includes steam curing and warm and humid monitoring, the specific steps are as follows:
(1) it is concrete steam-cured be divided into it is quiet stop, heat up, constant temperature, cooling 4 stages；
A, quiet to stop the stage:
Temperature in roof insulating is first maintained at 10 DEG C~20 DEG C, and the time is 2~6h；
B, the temperature rise period:
It is quiet stop after be gradually increased gas pushing quantity again, temperature is gradually increasing, heating rate be not more than 15 DEG C/h, temperature-rise period until canopy in
Temperature is to 50 DEG C；
C, the constant temperature stage:
Gas pushing quantity is adjusted after heating, keeps temperature of shed at 40 DEG C~50 DEG C, until concrete strength reaches defined cooling and takes off
Mould intensity, constant temperature time are no less than 26h；
D, temperature-fall period:
After concrete strength reaches demoulding strength, it is gradually reduced gas pushing quantity, cooling starts in 4h, and speed is 5 DEG C/h, thereafter can be by 10
DEG C/h carries out, until make beam body, in canopy with ambient temperature difference no more than 20 DEG C when stop;
(2) steam-cured process: the situation of change of monitoring heat preservation temperature of shed, every 1~2h surveys a temperature, and makes a record；
A, T beam curing system:
Beam sets up brooder immediately and uses steam curing, beam making bench two sides in beam field into health, health is heated after the completion of pouring
It is laid with jet chimney, air hole at the every 1m setting 1 of pipeline, and steam valve is set before pipeline, adjusts steam discharge rate at any time
To control health temperature, the warming and cooling rate of concrete is no more than 10 DEG C/h and 15 DEG C/h respectively when steam curing；Steam curing
Temperature is no more than 80 DEG C, and conditioned time controls so that concrete design strength 80% is advisable；
B, intelligent temperature control:
Temperature is controlled, and temperature must not be lower than 25 DEG C within 7 days；Want the observation of every two hour, record temperature data in scene；Prestressing force
Pipeline pneumatic mortar carries out vacuum grouting the daytime in brooder, and each hour 48 hours thermometric is primary in the process and after mud jacking for mud jacking；Pressure
Pulp-water temperature carries out every disk slurry mixing water control measurement, and per half an hour surveys a slurry temperature and checked；
Even if the quiet temperature stopped in stage roof insulating is first maintained at 10 DEG C~20 DEG C, the time is 2~6h；Temperature rise period stops it through quiet
It is gradually increased gas pushing quantity again afterwards, is gradually increasing temperature, heating rate is not more than 15 DEG C/h, prevents from heating up too fast, without steaming
Gas directly contacts concrete surface, and concrete surface is made sharply to solidify and crack, and temperature-rise period is up to temperature of shed to 50
℃；The constant temperature stage is that heating adjusts gas pushing quantity later, keeps temperature of shed at 40 DEG C~50 DEG C, until concrete strength reaches rule
Fixed cooling demoulding strength, constant temperature time are generally no less than 26h.Temperature-fall period is after concrete strength reaches demoulding strength, gradually
Reducing gas pushing quantity, cooling rate should not be too fast, and cooling starts in 4h, and speed is 5 DEG C/h or so, it can be carried out by 10 DEG C/h thereafter,
Until make beam body, in canopy with ambient temperature difference no more than 20 DEG C when stop；During steam-cured, special messenger monitors warm in roof insulating at any time
The situation of change of degree, every 1~2h surveys a temperature, and makes a record；T beam curing system be beam pour after the completion of set up immediately it is warm
Canopy, which enters, heats health, and health uses steam curing, and beam making bench two sides are laid with jet chimney, the every 1m setting 1 of pipeline in beam field
Locate air hole, and steam valve is set before pipeline, adjusts steam discharge rate at any time to control health temperature, when steam curing,
Because the surface coefficient of beam body is larger, the warming and cooling rate of concrete is no more than 10 DEG C/h and 15 DEG C/h respectively when steam curing, and
Forbid the unexpected lifting of temperature；The ratio of mud is suitably turned down, the easily cooling position such as edge, end and edge of beam body, especially
Reinforce heat preservation, forbids sprinkling water in toward concrete；Steam curing temperature is no more than 80 DEG C, and conditioned time controls so that Concrete Design
The 80% of intensity is advisable；The health of intelligent temperature control central sill is responsible for by special messenger, pays attention to monitoring temperature situation at any time, controls to temperature
System, temperature must not be lower than 25 DEG C within 7 days, and to prevent temperature difference crack, beam surface and internal temperature difference is no more than 25 DEG C, scene
Responsible person wants the observation of every two hour, record temperature data, and pumping of prostressed duct carries out vacuum grouting the daytime in brooder,
Each hour 48 hours thermometric is primary during mud jacking and after mud jacking；Mud jacking water temperature carries out every disk slurry mixing water control measurement,
And per half an hour surveys a slurry temperature and is checked, and during which must not remove brooder and the covering of beam body both ends must be kept tight.Envelope
Hold concrete using construction in brooder, plastic cloth covers health.
Although reference be made herein to invention has been described for multiple explanatory embodiments of the invention, however, it is to be understood that
Those skilled in the art can be designed that a lot of other modification and implementations, these modifications and implementations will fall in this Shen
It please be within disclosed scope and spirit.More specifically, disclose in the application, drawings and claims in the range of, can
With the building block and/or a variety of variations and modifications of layout progress to theme combination layout.In addition to building block and/or layout
Outside the modification and improvement of progress, to those skilled in the art, other purposes also be will be apparent.
Claims (7)
1. a kind of green bio low-voltage high-temperature steam press maintenance system, it is characterised in that: including steam generator (1), steam pressure pipeline
System (2), roof insulating (3) and intelligent temperature measurement system (4) are constituted, and for the setting of T beam in roof insulating (3), roof insulating (3) passes through steam pressure
Pipe-line system (2) is connect with steam generator (1), is provided with intelligent temperature measurement system (4), intelligent temperature measurement system in roof insulating (3)
(4) it is electrically connected with steam generator (1).
2. green bio low-voltage high-temperature steam press maintenance system according to claim 1, it is characterised in that: the steam generation
Device (1) includes biological burner and low-voltage high-temperature boiler, and low-voltage high-temperature boiler selects vertical bio-fuel low-voltage high-temperature boiler, combustion
Material is dropped in the burning of burner hearth inner lamination by fire door, and horizontal water tube is disposed in burner hearth, and high-temperature flue gas carries out transversal flow to horizontal water tube
And abundant heat convection is carried out, flue gas header is entered back into, plenum chamber is set in flue gas header, sweep of gases plenum chamber, gas is last
It is discharged into atmosphere.
3. green bio low-voltage high-temperature steam press maintenance system according to claim 2, it is characterised in that: the steam generation
It is forest and agricultural biomass that device (1), which selects fuel feedstocks, and raw material passes through slice, crushing, removal of impurities, fine powder, mixing, quenched, drying, squeezes
Pressure, packaging preparation.
4. green bio low-voltage high-temperature steam press maintenance system according to claim 1, it is characterised in that: the steam generation
Device (1) work includes following procedure: after the completion of precast beam pours, connecting vertical bio-fuel low-voltage high-temperature boiler and biomass
Fuel is filled it up in combustor, vertical bio-fuel low-voltage high-temperature boiler oil storehouse, by the vertical biology of biomass combustion machine crater
Fuel low-voltage high-temperature boiler combustion storehouse has laid jet chimney, and has carried out closed tarpaulin covering to beam body, checks water in boiler
Bit line after preparation, starts combustor ignition switch, and observation water temperature rises situation, water temperature reach 90 DEG C it is i.e. openable
It carries out measuring young concrete internal temperature and peripheral environment temperature for steam for steam valve.
5. green bio low-voltage high-temperature steam press maintenance system according to claim 1, it is characterised in that: the steam pressure pipeline
System (2) is that the outlet of vertical bio-fuel low-voltage high-temperature Boiler Steam is connected and is in charge of, connect 8 pieces points using picking out with diameter steel pipe
It manages spare, canvas rubber tube is connect with three-way steel tube, threeway tube spacing 5 meters one.
6. green bio low-voltage high-temperature steam press maintenance system according to claim 1, it is characterised in that: the roof insulating
(3) it is covered after the completion of T beam pours with health tarpaulin, and the canvas rubber tube connected is arranged from template two sides, connected
Rubber tube is in charge of with steam (vapor) outlet.
7. green bio low-voltage high-temperature steam press maintenance system according to claim 1, it is characterised in that: the intelligent temperature measurement
System (4) includes steam curing and warm and humid monitoring, the specific steps are as follows:
(1) it is concrete steam-cured be divided into it is quiet stop, heat up, constant temperature, cooling 4 stages；
A, quiet to stop the stage:
Temperature in roof insulating is first maintained at 10 DEG C~20 DEG C, and the time is 2~6h；
B, the temperature rise period:
It is quiet stop after be gradually increased gas pushing quantity again, temperature is gradually increasing, heating rate be not more than 15 DEG C/h, temperature-rise period until canopy in
Temperature is to 50 DEG C；
C, the constant temperature stage:
Gas pushing quantity is adjusted after heating, keeps temperature of shed at 40 DEG C~50 DEG C, until concrete strength reaches defined cooling and takes off
Mould intensity, constant temperature time are no less than 26h；
D, temperature-fall period:
After concrete strength reaches demoulding strength, it is gradually reduced gas pushing quantity, cooling starts in 4h, and speed is 5 DEG C/h, thereafter can be by 10
DEG C/h carries out, until make beam body, in canopy with ambient temperature difference no more than 20 DEG C when stop;
(2) steam-cured process: the situation of change of monitoring heat preservation temperature of shed, every 1~2h surveys a temperature, and makes a record:
A, T beam curing system:
Beam sets up brooder immediately and uses steam curing, beam making bench two sides in beam field into health, health is heated after the completion of pouring
It is laid with jet chimney, air hole at the every 1m setting 1 of pipeline, and steam valve is set before pipeline, adjusts steam discharge rate at any time
To control health temperature, the warming and cooling rate of concrete is no more than 10 DEG C/h and 15 DEG C/h respectively when steam curing；Steam curing
Temperature is no more than 80 DEG C, and conditioned time controls so that concrete design strength 80% is advisable；
B, intelligent temperature control:
Temperature is controlled, and temperature must not be lower than 25 DEG C within 7 days；Want the observation of every two hour, record temperature data in scene；Prestressing force
Pipeline pneumatic mortar carries out vacuum grouting the daytime in brooder, and each hour 48 hours thermometric is primary in the process and after mud jacking for mud jacking；Pressure
Pulp-water temperature carries out every disk slurry mixing water control measurement, and per half an hour surveys a slurry temperature and checked.
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| CN201910132724.4A CN109571735A (en) | 2019-02-22 | 2019-02-22 | Green bio low-voltage high-temperature steam press maintenance system |
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| CN201910132724.4A CN109571735A (en) | 2019-02-22 | 2019-02-22 | Green bio low-voltage high-temperature steam press maintenance system |
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| CN109571735A true CN109571735A (en) | 2019-04-05 |
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| CN110962224A (en) * | 2019-12-31 | 2020-04-07 | 天津中匠建筑科技有限公司 | Test method and device for acquiring steam curing parameters of prefabricated part at low temperature and steam curing method |
| CN115650765A (en) * | 2022-11-03 | 2023-01-31 | 中铁建物产科技有限公司 | Pouring and maintaining method for large-volume UHPC |
| CN116330448A (en) * | 2023-02-15 | 2023-06-27 | 保利长大工程有限公司 | Prefabricated part steam curing system and steam curing method thereof |
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