CN208454997U - Sugaring evaporation technology energy conserving system - Google Patents

Abstract

The utility model discloses a kind of sugaring evaporation technology energy conserving systems, belong to sugar mill technical field, the system, it is respectively that juice heater, neutralizing juice heater and mixed juice heater provide multiple evaporators of heating vapour in the hot vapour delivery pipe of boiler including being sequentially connected in series, the evaporator has the first evaporator set gradually from hot vapour conveying direction, second evaporator, third evaporator and the 4th evaporator, the heating vapour efferent duct of first evaporator and the heating vapour efferent duct of second evaporator are connected with boiling pan；Juice vapour energizer is equipped between the heating vapour efferent duct and the boiling pan of the third evaporator.The utility model can solve the problem of big energy consumption existing for existing sugaring evaporation technology system and energy dissipation.

Description

Sugaring evaporation technology energy conserving system

Technical field

The utility model relates to sugar mill technical field, especially a kind of energy conserving system for evaporation technology of refining sugar.

Background technique

Cane sugar manufacture is one of important industry of China's development of food industry.Sugaring includes squeezing mixed juice, to mixed juice It carries out closing juice in pre- ash processing acquisition, centering closes juice filtering and obtains juice, then is tied after evaporating its moisture juice infusion The techniques such as crystalline substance.Since the mixed juice of sugarcane, middle conjunction juice and juice have certain viscosity, in order to obtain optimization process and evaporation effect Fruit, it is also necessary to which, to mixed juice before evaporation technology, middle conjunction juice and juice are heated；Therefore, the system being arranged in system refining workshop Sugared evaporation technology system is respectively juice heater, defeco-sulfitated juice in the hot vapour efferent duct of boiler including being sequentially connected in series Heater and mixed juice heater provide multiple evaporators of heating vapour；The most previous evaporator is connected with boiling pan, Sucrose is processed；Since the heating vapour needed by technique requirement boiling pan is more, each heating being connect with each flash tank The heating vapour that device needs is less, and the system is that while meeting boiling pan to heat vapour demand, it is big to will result in energy consumption in this way And the problem of being added to the heating vapour waste in heater.

Utility model content

The utility model provides a kind of sugaring evaporation technology energy conserving system, which can solve existing sugaring evaporation technology The problem of energy consumption existing for system is big and energy dissipation.

To solve the above-mentioned problems, the technical scheme adopted by the utility model is this sugaring evaporation technology energy conservation system System is respectively juice heater, neutralizing juice heater and mixing in the hot vapour delivery pipe of boiler including being sequentially connected in series Juice heater provides multiple evaporators of heating vapour, and the evaporator has first set gradually from hot vapour conveying direction evaporation Tank, the second evaporator, third evaporator and the 4th evaporator, the heating vapour efferent duct of first evaporator and described second steam The heating vapour efferent duct of hair tank is connected with boiling pan；The heating vapour efferent duct of the third evaporator and the boiling pan it Between be equipped with juice vapour energizer.

In above-mentioned technical proposal, more specific technical solution may also is that the juice heater includes that the first juice adds Hot device and the second juice heater；The neutralizing juice heater include the first neutralizing juice heater, the second neutralizing juice heater and Third neutralizing juice heater；The mixed juice heater includes the first mixed juice heater, the second mixed juice heater and third Mixed juice heater；The heating vapour input pipe of the second juice heater is connected with the hot vapour efferent duct of the boiler；Institute It states in the heating vapour input pipe and the third for heating vapour input pipe, second neutralizing juice heater of the first juice heater It is connected with the heating vapour efferent duct of first evaporator with the heating vapour input pipe of juice heater；Juice is closed in described first The heating vapour input pipe of heater is connected with the heating vapour efferent duct of second evaporator；The second mixed juice heater Heating vapour input pipe and the third mixed juice heater heating vapour of the heating vapour input pipe with the third evaporator Efferent duct is connected；The heating vapour efferent duct of heating the vapour input pipe and the 4th evaporator of the first mixed juice heater It is connected.

It is further: the heating vapour for heating vapour input pipe, the second juice heater of the first juice heater Input pipe, the heating vapour input pipe that juice heater is closed in described first, second neutralizing juice heater heating vapour input pipe, The heating vapour input pipe of the third neutralizing juice heater, the heating vapour input pipe of the first mixed juice heater, described the It is respectively equipped on the heating vapour input pipe of two mixed juice heaters and the heating vapour input pipe of the third mixed juice heater logical Cross the solenoid valve of control cabinet control.

Further: the juice vapour energizer is vapour compression machine.

By adopting the above-described technical solution, the utility model has the following beneficial effects: compared with prior art

1, since the evaporator of this system has the first evaporator set gradually from hot vapour conveying direction, the second evaporator, Third evaporator and the 4th evaporator, the first evaporator heating vapour efferent duct and the second evaporator heating vapour efferent duct with Boiling pan is connected；Juice vapour energizer is equipped between the heating vapour efferent duct and boiling pan of third evaporator；By technique requirement, boil The operating temperature of sugar bowl is connected to the first evaporator at 110 degrees Celsius, the work temperature of the third evaporator after the second evaporator Degree is at 100 ± 2 degrees Celsius, and therefore, the heating vapour that third evaporator is generated and exported is by juice vapour energizer, by the heating vapour Saturation pressure improve, while by third evaporator export heating vapour temperature improve 15 DEG C, after reaching 115 DEG C ± 2 DEG C, then It is used to boil sugar with behind the heating vapour interflow of the first evaporator output, so that the heating vapour for reducing the generation of the first evaporator is boiling sugar The usage amount of tank.After the usage amount of the first evaporator heating vapour reduces, decreases exchange heat into the first evaporator accordingly Boiler hot vapour conveying capacity, to reduce the steam production of boiler, energy consumption is opposite to be reduced, and is finally reached energy-efficient mesh 's.

2, since juice heater includes the first juice heater and the second juice heater；Neutralizing juice heater includes the One neutralizing juice heater, the second neutralizing juice heater and third neutralizing juice heater；Mixed juice heater includes the first mixed juice Heater, the second mixed juice heater and third mixed juice heater；The heating vapour input pipe and boiler of second juice heater Hot vapour efferent duct be connected；The heating vapour input of the heating vapour input pipe, the second neutralizing juice heater of first juice heater The heating vapour input pipe of pipe and third neutralizing juice heater is connected with the heating vapour efferent duct of the first evaporator；It is closed in first The heating vapour input pipe of juice heater is connected with the heating vapour efferent duct of the second evaporator；The heating of second mixed juice heater The heating vapour input pipe of vapour input pipe and third mixed juice heater is connected with the heating vapour efferent duct of third evaporator；The The heating vapour input pipe of one mixed juice heater is connected with the heating vapour efferent duct of the 4th evaporator；It ensure that each heater work Skill requires the heating automobile fitting under the premise of temperature to set the waste for rationally further avoiding heating vapour, reduces energy consumption.

3, due to the heating vapour input pipe of the first juice heater, the heating vapour input pipe of the second juice heater, first Heating vapour input pipe, the third neutralizing juice heater of the middle heating vapour input pipe for closing juice heater, the second neutralizing juice heater Heat vapour input pipe, the first mixed juice heater heating vapour input pipe, the second mixed juice heater heating vapour input pipe and The solenoid valve controlled by control cabinet is respectively equipped on the heating vapour input pipe of third mixed juice heater；Heating vapour may be implemented The automatic control of distribution further improves the precision that heating automobile fitting is set.

Detailed description of the invention

Fig. 1 is the structural block diagram of the utility model embodiment.

Specific embodiment

The utility model is described in further detail for embodiment with reference to the accompanying drawing:

Sugaring evaporation technology energy conserving system shown in FIG. 1, including being sequentially connected in series in the hot vapour delivery pipe of boiler 1 Respectively juice heater, neutralizing juice heater and mixed juice heater provides multiple evaporators of heating vapour, evaporator have from The first evaporator 2 that hot vapour conveying direction is set gradually, the second evaporator 3, third evaporator 4, the 4th evaporator 5 and the 5th steam Send out tank 6, wherein the first evaporator 2 heating vapour efferent duct and the second evaporator 3 heating vapour efferent duct with boiling pan 9 Heating vapour input pipe is connected；Juice is equipped between heating vapour efferent duct and the heating vapour input pipe of boiling pan 9 of third evaporator 4 Vapour energizer 8, juice vapour energizer 8 are vapour compression machine；Juice heater includes that the first juice heater 16 and the second juice add Hot device 17；Neutralizing juice heater includes the first neutralizing juice heater 13, the second neutralizing juice heater 14 and the heating of third defeco-sulfitated juice Device 15；Mixed juice heater includes the first mixed juice heater 10, the second mixed juice heater 11 and third mixed juice heater 13；The heating vapour input pipe of second juice heater 17 is connected with the hot vapour efferent duct of boiler 1；First juice heater 16 Heating vapour input pipe, the second neutralizing juice heater 14 heating vapour input pipe and third neutralizing juice heater 15 heating vapour it is defeated The heating vapour efferent duct for entering the first evaporator of Guan Junyu 2 is connected；The heating vapour input pipe and the of juice heater 13 is closed in first The heating vapour efferent duct of two evaporators 3 is connected；The heating vapour input pipe and third mixed juice of second mixed juice heater 11 add The heating vapour input pipe of hot device 12 is connected with the heating vapour efferent duct of third evaporator 4；First mixed juice heater 10 Heating vapour input pipe is connected with the heating vapour efferent duct of the 4th evaporator 5；The heating vapour efferent duct of 5th evaporator 6 and condensation The input pipe of device 7 is connected；The heating vapour input of the heating vapour input pipe, the second juice heater 17 of first juice heater 16 It manages, the heating vapour input pipe of conjunction juice heater 13, the heating vapour input pipe of the second neutralizing juice heater 14, third neutralize in first Heating the vapour input pipe, the heating vapour input pipe of the first mixed juice heater 10, the second mixed juice heater 11 of juice heater 15 Heating vapour input pipe and third mixed juice heater 13 heating vapour input pipe on be respectively equipped with by control cabinet control electricity Magnet valve 18.

After this system heats the pressurization that the hot vapour that third evaporator generates is drawn through energizer, then with the first evaporator For boiling sugar behind the heating vapour interflow of output, to reduce usage amount of the heating vapour in boiling pan of the first evaporator generation. After the usage amount of the first evaporator heating vapour reduces, the hot vapour of the boiler to exchange heat into the first evaporator is decreased accordingly Conveying capacity, to reduce the steam production of boiler, energy consumption is opposite to be reduced, and is finally reached energy-efficient purpose, meanwhile, system Connection structure also ensures that the heating automobile fitting under the premise of each heater processes requirement temperature is set rationally, further avoids heating vapour Waste, reduce energy consumption.

Claims (4)

1. a kind of sugaring evaporation technology energy conserving system is respectively clear in the hot vapour delivery pipe of boiler including being sequentially connected in series Juice heater, neutralizing juice heater and mixed juice heater provide multiple evaporators of heating vapour, it is characterised in that: the evaporation Tank has the first evaporator set gradually from hot vapour conveying direction, the second evaporator, third evaporator and the 4th evaporator, described The heating vapour efferent duct of first evaporator and the heating vapour efferent duct of second evaporator are connected with boiling pan；Described Juice vapour energizer is equipped between the heating vapour efferent duct and the boiling pan of three evaporators.

2. sugaring evaporation technology energy conserving system according to claim 1, it is characterised in that: the juice heater includes the One juice heater and the second juice heater；The neutralizing juice heater includes the first neutralizing juice heater, the second defeco-sulfitated juice Heater and third neutralizing juice heater；The mixed juice heater includes the first mixed juice heater, the heating of the second mixed juice Device and third mixed juice heater；The hot vapour efferent duct of heating the vapour input pipe and the boiler of the second juice heater It is connected；The first juice heater heating vapour input pipe, second neutralizing juice heater heating vapour input pipe and The heating vapour input pipe of the third neutralizing juice heater is connected with the heating vapour efferent duct of first evaporator；It is described The heating vapour input pipe that juice heater is closed in first is connected with the heating vapour efferent duct of second evaporator；Described second is mixed The heating vapour input pipe of the heating vapour input pipe and the third mixed juice heater that close juice heater is evaporated with the third The heating vapour efferent duct of tank is connected；The heating vapour input pipe of the first mixed juice heater and adding for the 4th evaporator Hot vapour efferent duct is connected.

3. sugaring evaporation technology energy conserving system according to claim 2, it is characterised in that: the first juice heater Heat vapour input pipe, the heating vapour input pipe of the second juice heater, close juice heater in described first heating vapour it is defeated Enter heating the vapour input pipe, the heating vapour input pipe of the third neutralizing juice heater, institute of pipe, second neutralizing juice heater State the heating vapour input pipe of the first mixed juice heater, the heating vapour input pipe of the second mixed juice heater and the third The solenoid valve controlled by control cabinet is respectively equipped on the heating vapour input pipe of mixed juice heater.

4. sugaring evaporation technology energy conserving system according to claim 2 or 3, it is characterised in that: the juice vapour energizer is Vapour compression machine.