CN104729085A - Water tank for heat-pump water heaters, design method of water tank and heat-pump water heater - Google Patents
Water tank for heat-pump water heaters, design method of water tank and heat-pump water heater Download PDFInfo
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- CN104729085A CN104729085A CN201310728658.XA CN201310728658A CN104729085A CN 104729085 A CN104729085 A CN 104729085A CN 201310728658 A CN201310728658 A CN 201310728658A CN 104729085 A CN104729085 A CN 104729085A
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Abstract
The invention provides a water tank for heat-pump water heaters, a design method of the water tank and a heat-pump water heater. The water tank comprises a housing, a liner and a coil; the housing encloses a holding cavity; the liner is disposed in the holding cavity; the coil is disposed in the holding cavity and winds outside the liner. A distance h from a lowest point of the coil to the bottom end of the liner is H*Alpha*Beta*Nu; H is height of the liner; Alpha is conversion coefficient of the height of the liner and ranges from 0.20 to 0.50; Beta is conversion coefficient of the diameter of the liner and ranges from 0.20 to 0.30; Nu is a correction coefficient of the distance h from the lowest point of the coil to the bottom end of the liner and ranges from 0.80 to 1.00. The performance of a unit with the water tank can be improved, system running load is reduced, and running reliability of the unit is guaranteed.
Description
Technical field
The present invention relates to technical field of water heaters, more specifically, relate to a kind of heat-pump water-heater water tank, heat-pump water-heater water tank method for designing and Teat pump boiler.
Background technology
The patent No. be CN200920237716.8 patent discloses a kind of container-wall heat exchange inner container, this inner lining merely defines inner lining structure, and not carrying out requirement to coil pipe etc. is relevant, is only improve heat exchange efficiency by the structural design of inner lining.
Now heat-pump water-heater water tank is commercially main mainly with outer drum tubular type, and outer wound coil mode is various, there is no fixing form.Biconvex water tank mainly with the mode that coil pipe is coiled near water tank bottom to reduce the capacity of bottom cold water, and this mode to be applied to single convex water tank be not optimum scheme.
Coil pipe makes the performance of Teat pump boiler can not get maximum performance near the mode that water tank bottom coils by existing single convex water tank, and Energy Efficiency Ratio is lower, and energy-saving effect is relatively poor, and system running pressure can raise, and reliability also can be affected.
Summary of the invention
The present invention aims to provide a kind of heat-pump water-heater water tank, heat-pump water-heater water tank method for designing and Teat pump boiler, to solve the problem that heat-pump water-heater water tank usefulness of the prior art is low, energy-saving effect is poor.
For solving the problems of the technologies described above, according to an aspect of the present invention, provide a kind of heat-pump water-heater water tank, this heat-pump water-heater water tank comprises: shell, and shell encloses formation container cavity; Inner bag, is arranged in container cavity; Coil pipe, to be arranged in container cavity and to be coiled in the periphery of inner bag; Distance h=H between the minimum point of coil pipe and the bottom of inner bag × α × β × γ, wherein, H is the height of inner bag, and α is the height conversion factor of inner bag, and α is in the scope of 0.20 to 0.50; β is the diameter conversion factor of inner bag, and β is in the scope of 0.20 to 0.30; γ is the correction factor of the distance h between the minimum point of coil pipe and the bottom of inner bag, and γ is in the scope of 0.80 to 1.00.
Further, coil pipe minimum point to inner bag bottom between distance h in the scope of 50mm to 200mm.
Further, the bottom surface of inner bag is arcwall face, and the boss of arcwall face is towards the inside of inner bag.
Further, the height H of inner bag is in 800mm to 1100mm scope, and the diameter of coil pipe in 300mm to 350mm scope time, the height conversion factor α of inner bag gets 0.26, the diameter conversion factor β of inner bag gets 0.28, and the correction factor γ of the distance h between the minimum point of coil pipe and the bottom of inner bag gets 0.85.
Further, the height H of inner bag is in 1101mm to 1400mm scope, and the diameter of coil pipe in 351mm to 400mm scope time, the height conversion factor α of inner bag gets 0.28, the diameter conversion factor β of inner bag gets 0.27, and the correction factor γ of the distance h between the minimum point of coil pipe and the bottom of inner bag gets 0.90.
Further, the height H of inner bag is in 1401mm to 1700mm scope, and the diameter of coil pipe in 401mm to 450mm scope time, the height conversion factor α of inner bag gets 0.32, the diameter conversion factor β of inner bag gets 0.26, and the correction factor γ of the distance h between the minimum point of coil pipe and the bottom of inner bag gets 0.95.
Further, the height H of inner bag is in 1701mm to 2000mm scope, and the diameter of coil pipe in 451mm to 500mm scope time, the height conversion factor α of inner bag gets 0.40, the diameter conversion factor β of inner bag gets 0.25, and the correction factor γ of the distance h between the minimum point of coil pipe and the bottom of inner bag gets 1.00.
Further, the height of projection of arcwall face is c, if the value of the h of formula h=H × α × β × γ calculating is less than c, gets h and equals c; If the value h that formula h=H × α × β × γ calculates is greater than c, gets h and equal calculated value.
Further, Heat Pump water tank also comprises heat-insulation layer, and heat-insulation layer is arranged in container cavity, and in gap between inner bag and shell.
According to a further aspect in the invention, provide a kind of Teat pump boiler, comprise heat-pump water-heater water tank, heat-pump water-heater water tank is above-mentioned heat-pump water-heater water tank.
In accordance with a further aspect of the present invention, provide a kind of heat-pump water-heater water tank method for designing, this heat-pump water-heater water tank method for designing is used for the distance between the minimum point of design coil and the bottom of inner bag, comprising: step S1: obtain the height of inner bag and the diameter of inner bag; Step S2: according to height and the diameter of the inner bag obtained, determine the correction factor γ of the distance between the minimum point of the height conversion factor α of inner bag, diameter conversion factor β and coil pipe and the bottom of inner bag, wherein, α is in the scope of 0.20 to 0.50, β is in the scope of 0.20 to 0.30, and γ is in the scope of 0.80 to 1.00; Step S3: according to the value of the correction factor γ of the distance between the minimum point of height conversion factor α, diameter conversion factor β and coil pipe and the bottom of inner bag, utilize the distance between the minimum point of formula h=H × α × β × γ calculating coil pipe and the bottom of inner bag, wherein, h is the distance between the minimum point of coil pipe and the bottom of inner bag, and H is the height of inner bag.
Further, coil pipe minimum point to inner bag bottom between distance h in the scope of 50mm to 200mm.
Further, in step sl, if the height H of inner bag is in 800mm to 1100mm scope, and the diameter of coil pipe in 300mm to 350mm scope time, then in step s 2, the height conversion factor α of inner bag gets 0.26, and the diameter conversion factor β of inner bag gets 0.28, and the correction factor γ of the distance h between the minimum point of coil pipe and the bottom of inner bag gets 0.85.
Further, in step sl, if the height H of inner bag is in 1101mm to 1400mm scope, and the diameter of coil pipe in 351mm to 400mm scope time, then in step s 2, the height conversion factor α of inner bag gets 0.28, and the diameter conversion factor β of inner bag gets 0.27, and the correction factor γ of the distance h between the minimum point of coil pipe and the bottom of inner bag gets 0.90.
Further, in step sl, if the height H of inner bag is in 1401mm to 1700mm scope, and the diameter of coil pipe in 401mm to 450mm scope time, then in step s 2, the height conversion factor α of inner bag gets 0.32, and the diameter conversion factor β of inner bag gets 0.26, and the correction factor γ of the distance h between the minimum point of coil pipe and the bottom of inner bag gets 0.95.
Further, in step sl, if the height H of inner bag is in 1701mm to 2000mm scope, and the diameter of coil pipe in 451mm to 500mm scope time, then in step s 2, the height conversion factor α of inner bag gets 0.40, and the diameter conversion factor β of inner bag gets 0.25, and the correction factor γ of the distance h between the minimum point of coil pipe and the bottom of inner bag gets 1.00.
Further, the bottom surface of inner bag is arcwall face, and the boss of arcwall face is towards the inside of inner bag, the height of projection of arcwall face is c, if the value of the h of formula h=H × α × β × γ calculating is less than c, gets h and equals c, if the value h that formula h=H × α × β × γ calculates is greater than c, gets h and equal calculated value.
Apply technical scheme of the present invention, this heat-pump water-heater water tank comprises: shell, and shell encloses formation container cavity; Inner bag, is arranged in container cavity; Coil pipe, to be arranged in container cavity and to be coiled in the periphery of inner bag; Distance h=H between the minimum point of coil pipe and the bottom of inner bag × α × β × γ, wherein, H is the height of inner bag, and α is the height conversion factor of inner bag, and α is in the scope of 0.20 to 0.50; β is the diameter conversion factor of inner bag, and β is in the scope of 0.20 to 0.30; γ is the correction factor of the distance h between the minimum point of coil pipe and the bottom of inner bag, and γ is in the scope of 0.80 to 1.00.According to the present invention, owing to having a segment distance h between the minimum point of coil pipe and inner bag, and this segment distance h=H × α × β × γ, the concrete structure of the distance between the minimum point of coil pipe and the bottom of inner bag and inner bag can being connected, determining coil pipe height and position by calculating.In heating process, leave a blank between the bottom of inner bag to the coil pipe cold water of part and the hot water of water tank upper produces and interacts, to inner bag outer disk around the condensation of coil pipe produced cold effect, improve the usefulness of heat-pump water-heater water tank, save energy consumption, thus promote unit performance, the reduction system running pressure at heat-pump water-heater water tank place, ensure the reliability of unit operation.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 diagrammatically illustrates the sectional view of heat-pump water-heater water tank of the present invention.
Description of reference numerals:
10, shell; 20, inner bag; 30, coil pipe; 40, heat-insulation layer.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are described in detail, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
Shown in Figure 1, according to embodiments of the invention, provide a kind of heat-pump water-heater water tank.This heat-pump water-heater water tank comprises shell 10, inner bag 20 and coil pipe 30.Wherein, shell 10 encloses formation container cavity; Inner bag 20 is arranged in container cavity; Coil pipe 30 to be arranged in container cavity and to be coiled in the periphery of inner bag 20, and has a part of leaving a blank between this coil pipe 30 and bottom of inner bag 20, the distance h=H × α × β × γ now between the minimum point of this coil pipe 30 and the bottom of inner bag 20.Wherein, H is the height of inner bag 20, and α is the height conversion factor of inner bag 20, and α is in the scope of 0.20 to 0.50; β is the diameter conversion factor of inner bag 20, and β is in the scope of 0.20 to 0.30; γ is the correction factor of the distance h between the minimum point of coil pipe 30 and the bottom of inner bag 20, and γ is in the scope of 0.80 to 1.00.According to embodiments of the invention, owing to having a segment distance h between the minimum point of coil pipe 30 and inner bag 20, and this segment distance h=H × α × β × γ, namely this segment distance is determined by the height of inner bag 20 and diameter, in heating process, the hot water of leave a blank cold water partly and water tank upper between the bottom of coil pipe 30 and inner bag 20 produces and interacts, to inner bag 20 outer disk around the condensation of coil pipe 30 produced cold effect, improve the usefulness of heat-pump water-heater water tank, save energy consumption, thus promote the unit performance at heat-pump water-heater water tank place, reduce system running pressure, ensure the reliability of unit operation.
In the present embodiment, the minimum point of coil pipe 30 to inner bag 20 bottom between distance h calculate according to formula h=H × α × β × γ, calculating parameter is as follows: the correction factor γ of the distance h between the minimum point of the height H of inner bag 20, the diameter Ф of inner bag 20, height conversion factor α, diameter conversion factor β, coil pipe 30 and the bottom of inner bag 20.
In the present embodiment, when the height H of inner bag 20 is in 800mm to 1100mm scope, and the diameter of coil pipe 30 in 300mm to 350mm scope time, the height conversion factor α of inner bag 20 gets 0.26, the diameter conversion factor β of inner bag 20 gets 0.28, and the correction factor γ of the distance h between the minimum point of coil pipe 30 and the bottom of inner bag 20 gets 0.85.
When the height H of inner bag 20 is in 1101mm to 1400mm scope, and the diameter of coil pipe 30 in 351mm to 400mm scope time, the height conversion factor α of inner bag 20 gets 0.28, the diameter conversion factor β of inner bag 20 gets 0.27, and the correction factor γ of the distance h between the minimum point of coil pipe 30 and the bottom of inner bag 20 gets 0.90.
When the height H of inner bag 20 is in 1401mm to 1700mm scope, and the diameter of coil pipe 30 in 401mm to 450mm scope time, the height conversion factor α of inner bag 20 gets 0.32, the diameter conversion factor β of inner bag 20 gets 0.26, and the correction factor γ of the distance h between the minimum point of coil pipe 30 and the bottom of inner bag 20 gets 0.95.
When the height H of inner bag 20 is in 1701mm to 2000mm scope, and the diameter of coil pipe 30 in 451mm to 500mm scope time, the height conversion factor α of inner bag 20 gets 0.40, the diameter conversion factor β of inner bag 20 gets 0.25, and the correction factor γ of the distance h between the minimum point of coil pipe 30 and the bottom of inner bag 20 gets 1.00.
Specifically, the correction factor γ of the height conversion factor α of inner bag 20, diameter conversion β and h of inner bag 20 draws by table 1.
Table 1
Preferably, the minimum point of coil pipe 30 to inner bag 20 bottom between distance h in the scope of 50mm to 200mm, Teat pump boiler Energy Efficiency Ratio and heat pump water heater system reliability can be promoted.
It should be noted that, in the present embodiment coil pipe 30 minimum point to inner bag 20 bottom between the scope of distance h be the scope of an estimation, the h of specific performance optimum to need in experimentation checking further to determine.Such as, when the height of water tank inner bag 20 is 1400mm, the diameter of inner bag 20 is 400mm, calculates water tank bottom and leave a blank highly for h=1400 × 0.28 × 0.27 × 0.90=95.256mm, and through the final height h=90mm that leaves a blank confirmed of experiment; Contrast test data, the minimum point of coil pipe 30 to inner bag 20 bottom between distance h be that the scheme that the scheme unit eer of 90mm is not left a blank compared with water tank bottom promotes 0.35, system running pressure reduces 0.15MPa.Specific experiment correction data is as table 2:
Table 2
| Leave a blank height h(mm) | Energy Efficiency Ratio | System running pressure (MPa) | |
| Comparative example | 0 | 3.18 | 2.93 |
| Embodiment 1 | 50 | 3.25 | 2.90 |
| Embodiment 2 | 90 | 3.53 | 2.78 |
| Embodiment 3 | 120 | 3.48 | 2.80 |
| Embodiment 4 | 150 | 3.40 | 2.90 |
| Embodiment 5 | 200 | 3.23 | 2.91 |
Preferably, the bottom surface of the inner bag 20 of the present embodiment is arcwall face, and the boss of arcwall face is towards the inside of inner bag 20.More preferably, arcwall face is arc surface, and structure is simple, is easy to realize.
Refer again to shown in Fig. 1, the height of projection of arc surface is c, in computational process, if the value of the h that formula h=H × α × β × γ calculates is less than c, get h and equal c, such as: c=60mm, the h=55mm calculated, the minimum point of then getting coil pipe 30 to inner bag 20 bottom between distance h be 60mm, ensure that having the hot water of enough cold water and water tank upper to produce bottom heat-pump water-heater water tank interacts, promote the Energy Efficiency Ratio of Teat pump boiler, reduce the pressure in system operation, promote the operational reliability of heat-pump water-heater water tank place system.
Otherwise, when the height of projection of arc surface is c, if the value h that formula h=H × α × β × γ calculates is greater than c, get h and equal calculated value, such as during c=60mm, the value calculated is 70mm, then the minimum point of getting coil pipe 30 to inner bag 20 bottom between distance h be 70mm.
Preferably, the Heat Pump water tank of the present embodiment also comprises heat-insulation layer 40, and this heat-insulation layer 40 is arranged in container cavity, and in gap between inner bag 20 and shell 10, the setting of heat-insulation layer 40 can avoid the loss of the heat in heating process, improves the rate of heat addition.
According to a further aspect in the invention, provide a kind of Teat pump boiler, this Teat pump boiler comprises heat-pump water-heater water tank, and heat-pump water-heater water tank is above-mentioned heat-pump water-heater water tank.
According to one more embodiment of the present invention, provide a kind of heat-pump water-heater water tank method for designing.Heat-pump water-heater water tank method for designing is used for the distance between the minimum point of design coil 30 and the bottom of inner bag 20, comprising: step S1: obtain the height of inner bag 20 and the diameter of inner bag 20; Step S2: according to height and the diameter of the inner bag 20 obtained, determine the correction factor γ of the distance between the minimum point of the height conversion factor α of inner bag 20, diameter conversion factor β and coil pipe 30 and the bottom of inner bag 20, wherein, α is in the scope of 0.20 to 0.50, β is in the scope of 0.20 to 0.30, and γ is in the scope of 0.80 to 1.00; Step S3: according to the value of the correction factor γ of the distance between the minimum point of height conversion factor α, diameter conversion factor β and coil pipe 30 and the bottom of inner bag 20, utilize the distance between the minimum point of formula h=H × α × β × γ calculating coil pipe 30 and the bottom of inner bag 20, wherein, h is the distance between the minimum point of coil pipe 30 and the bottom of inner bag 20, and H is the height of inner bag 20.According to the method for the present embodiment, due to the computing formula h=H × α × β × γ of the distance h between the minimum point of coil pipe 30 and inner bag 20, namely this segment distance is determined by the height of inner bag 20 and diameter, the distance of coil pipe 30 to inner bag 20 bottom can be determined exactly, and then can determine that the coil pipe 30 being conducive to the usefulness improving heat-pump water-heater water tank is most to the distance of inner bag 20 bottom exactly.Owing to having one section of part of leaving a blank between coil pipe 30 to inner bag 20 bottom, the cold water of part of leaving a blank in heating process and the hot water of water tank upper produce and interact, to inner bag 20 outer disk around the condensation of coil pipe 30 produced cold effect, improve the usefulness of heat-pump water-heater water tank, save energy consumption, thus promote unit performance, the reduction system running pressure at heat-pump water-heater water tank place, ensure the reliability of unit operation.
Preferably, the minimum point of coil pipe 30 to inner bag 20 bottom between distance h in the scope of 50mm to 200mm, Teat pump boiler Energy Efficiency Ratio and heat pump water heater system reliability can be promoted.
Specifically, in step sl, if the height H of inner bag 20 is in 800mm to 1100mm scope, and the diameter of coil pipe 30 is at 300mm to 350mm, then in step s 2, the height conversion factor α of inner bag 20 gets 0.26, and the diameter conversion factor β of inner bag 20 gets 0.28, and the correction factor γ of the distance h between the minimum point of coil pipe 30 and the bottom of inner bag 20 gets 0.85.
In step sl, if the height H of inner bag 20 is in 1101mm to 1400mm scope, and the diameter of coil pipe 30 is at 351mm to 400mm, then in step s 2, the height conversion factor α of inner bag 20 gets 0.28, the diameter conversion factor β of inner bag 20 gets 0.27, and the correction factor γ of the distance h between the minimum point of coil pipe 30 and the bottom of inner bag 20 gets 0.90.
In step sl, the height H of inner bag 20 is in 1401mm to 1700mm scope, and the diameter of coil pipe 30 is at 401mm to 450mm, then in step s 2, the height conversion factor α of inner bag 20 gets 0.32, the diameter conversion factor β of inner bag 20 gets 0.26, and the correction factor γ of the distance h between the minimum point of coil pipe 30 and the bottom of inner bag 20 gets 0.95.
In step sl, the height H of inner bag 20 is in 1701mm to 2000mm scope, and the diameter of coil pipe 30 is when 451mm to 500mm, then in step s 2, the height conversion factor α of inner bag 20 gets 0.40, the diameter conversion factor β of inner bag 20 gets 0.25, and the correction factor γ of the distance h between the minimum point of coil pipe 30 and the bottom of inner bag 20 gets 1.00.
Preferably, the bottom surface of inner bag 20 is arcwall face, and the boss of arcwall face is towards the inside of inner bag 20, and the height of projection of arcwall face is c, if the value of h that formula h=H × α × β × γ calculates is less than c, gets h and equals c.In computational process, if the value of the h that formula h=H × α × β × γ calculates is less than c, get h and equal c, such as: c=60mm, the h=55mm calculated, then the minimum point of getting coil pipe 30 to inner bag 20 bottom between distance h be 60mm, ensure that having the hot water of enough cold water and water tank upper to produce bottom heat-pump water-heater water tank interacts, promote the Energy Efficiency Ratio of Teat pump boiler, reduce the pressure in system operation, promote the operational reliability of heat-pump water-heater water tank place system.
Otherwise, when the height of projection of arcwall face is c, if the value h that formula h=H × α × β × γ calculates is greater than c, get h and equal calculated value, such as during c=60mm, the value calculated is 70mm, then the minimum point of getting coil pipe 30 to inner bag 20 bottom between distance h be 70mm.
It should be noted that, in the present embodiment coil pipe 30 minimum point to inner bag 20 bottom between the scope of distance h be the scope of an estimation, the h of specific performance optimum to need in experimentation checking further to determine.Such as, when the height of water tank inner bag 20 is 1400mm, the diameter of inner bag 20 is 400mm, calculates water tank bottom and leave a blank highly for h=1400 × 0.28 × 0.27 × 0.90=95.256mm, and through the final height h=90mm that leaves a blank confirmed of experiment; Contrast test data, the minimum point of coil pipe 30 to inner bag 20 bottom between distance h be that the scheme that the scheme unit eer of 90mm is not left a blank compared with water tank bottom promotes 0.35, system running pressure reduces 0.15MPa.Specific experiment correction data is as shown in table 2.
From above description, can find out, the above embodiments of the present invention achieve following technique effect: according to the present invention, the concrete structure of the distance between the minimum point of coil pipe and the bottom of inner bag and inner bag can being connected, by calculating adjustment coil pipe height and position, the Energy Efficiency Ratio of Teat pump boiler can be promoted, reduce the pressure of Teat pump boiler place system simultaneously, save energy consumption, thus promote the unit performance at heat-pump water-heater water tank place, ensure the reliability of unit operation.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (17)
1. a heat-pump water-heater water tank, comprising:
Shell (10), described shell (10) encloses formation container cavity;
Inner bag (20), is arranged in described container cavity;
Coil pipe (30), to be arranged in described container cavity and to be coiled in the periphery of described inner bag (20);
It is characterized in that,
Distance h=H × α × β × γ between the minimum point of described coil pipe (30) and the bottom of described inner bag (20), wherein, H is the height of described inner bag (20), and α is the height conversion factor of described inner bag (20), and α is in the scope of 0.20 to 0.50; β is the diameter conversion factor of described inner bag (20), and β is in the scope of 0.20 to 0.30; γ is the correction factor of the distance h between the minimum point of described coil pipe (30) and the bottom of described inner bag (20), and γ is in the scope of 0.80 to 1.00.
2. heat-pump water-heater water tank according to claim 1, is characterized in that, the minimum point of described coil pipe (30) to described inner bag (20) bottom between distance h in the scope of 50mm to 200mm.
3. heat-pump water-heater water tank according to claim 1, is characterized in that, the bottom surface of described inner bag (20) is arcwall face, and the boss of described arcwall face is towards the inside of described inner bag (20).
4. heat-pump water-heater water tank according to claim 1, it is characterized in that, the height H of described inner bag (20) is in 800mm to 1100mm scope, and the diameter of described coil pipe (30) in 300mm to 350mm scope time, the height conversion factor α of described inner bag (20) gets 0.26, the diameter conversion factor β of described inner bag (20) gets 0.28, and the correction factor γ of the distance h between the minimum point of described coil pipe (30) and the bottom of described inner bag (20) gets 0.85.
5. heat-pump water-heater water tank according to claim 1, it is characterized in that, the height H of described inner bag (20) is in 1101mm to 1400mm scope, and the diameter of described coil pipe (30) in 351mm to 400mm scope time, the height conversion factor α of described inner bag (20) gets 0.28, the diameter conversion factor β of described inner bag (20) gets 0.27, and the correction factor γ of the distance h between the minimum point of described coil pipe (30) and the bottom of described inner bag (20) gets 0.90.
6. heat-pump water-heater water tank according to claim 1, it is characterized in that, the height H of described inner bag (20) is in 1401mm to 1700mm scope, and the diameter of described coil pipe (30) in 401mm to 450mm scope time, the height conversion factor α of described inner bag (20) gets 0.32, the diameter conversion factor β of described inner bag (20) gets 0.26, and the correction factor γ of the distance h between the minimum point of described coil pipe (30) and the bottom of described inner bag (20) gets 0.95.
7. heat-pump water-heater water tank according to claim 1, it is characterized in that, the height H of described inner bag (20) is in 1701mm to 2000mm scope, and the diameter of described coil pipe (30) in 451mm to 500mm scope time, the height conversion factor α of described inner bag (20) gets 0.40, the diameter conversion factor β of described inner bag (20) gets 0.25, and the correction factor γ of the distance h between the minimum point of described coil pipe (30) and the bottom of described inner bag (20) gets 1.00.
8. heat-pump water-heater water tank according to claim 3, is characterized in that, the height of projection of described arcwall face is c, if the value of the h of formula h=H × α × β × γ calculating is less than c, gets h and equals c; If the value h that formula h=H × α × β × γ calculates is greater than c, gets h and equal calculated value.
9. heat-pump water-heater water tank according to any one of claim 1 to 8, it is characterized in that, described Heat Pump water tank also comprises heat-insulation layer (40), and described heat-insulation layer (40) is arranged in described container cavity, and is positioned at the gap between described inner bag (20) and described shell (10).
10. a Teat pump boiler, comprises heat-pump water-heater water tank, it is characterized in that, the heat-pump water-heater water tank of described heat-pump water-heater water tank according to any one of claim 1 to 9.
11. 1 kinds of heat-pump water-heater water tank methods for designing, is characterized in that, described heat-pump water-heater water tank method for designing is used for the distance between the minimum point of design coil (30) and the bottom of inner bag (20), comprising:
Step S1: obtain the height of described inner bag (20) and the diameter of described inner bag (20);
Step S2: according to height and the diameter of the described inner bag (20) obtained, determine the correction factor γ of the distance between the minimum point of the height conversion factor α of described inner bag (20), diameter conversion factor β and described coil pipe (30) and the bottom of described inner bag (20), wherein, α is in the scope of 0.20 to 0.50, β is in the scope of 0.20 to 0.30, and γ is in the scope of 0.80 to 1.00;
Step S3: according to the value of the correction factor γ of the distance between the minimum point of described height conversion factor α, described diameter conversion factor β and described coil pipe (30) and the bottom of described inner bag (20), formula h=H × α × β × γ is utilized to calculate distance between the minimum point of described coil pipe (30) and the bottom of inner bag (20), wherein, h is the distance between the minimum point of described coil pipe (30) and the bottom of described inner bag (20), and H is the height of described inner bag (20).
12. heat-pump water-heater water tank methods for designing according to claim 11, is characterized in that, the minimum point of described coil pipe (30) to described inner bag (20) bottom between distance h in the scope of 50mm to 200mm.
13. heat-pump water-heater water tank methods for designing according to claim 11, it is characterized in that, in described step S1, if the height H of described inner bag (20) is in 800mm to 1100mm scope, and the diameter of described coil pipe (30) in 300mm to 350mm scope time, then in described step S2, the height conversion factor α of described inner bag (20) gets 0.26, the diameter conversion factor β of described inner bag (20) gets 0.28, and the correction factor γ of the distance h between the minimum point of described coil pipe (30) and the bottom of described inner bag (20) gets 0.85.
14. heat-pump water-heater water tank methods for designing according to claim 11, it is characterized in that, in described step S1, if the height H of described inner bag (20) is in 1101mm to 1400mm scope, and the diameter of described coil pipe (30) in 351mm to 400mm scope time, then in described step S2, the height conversion factor α of described inner bag (20) gets 0.28, the diameter conversion factor β of described inner bag (20) gets 0.27, and the correction factor γ of the distance h between the minimum point of described coil pipe (30) and the bottom of described inner bag (20) gets 0.90.
15. heat-pump water-heater water tank methods for designing according to claim 11, it is characterized in that, in described step S1, if the height H of described inner bag (20) is in 1401mm to 1700mm scope, and the diameter of described coil pipe (30) in 401mm to 450mm scope time, then in described step S2, the height conversion factor α of described inner bag (20) gets 0.32, the diameter conversion factor β of described inner bag (20) gets 0.26, and the correction factor γ of the distance h between the minimum point of described coil pipe (30) and the bottom of described inner bag (20) gets 0.95.
16. heat-pump water-heater water tank methods for designing according to claim 11, it is characterized in that, in described step S1, if the height H of described inner bag (20) is in 1701mm to 2000mm scope, and the diameter of described coil pipe (30) in 451mm to 500mm scope time, then in described step S2, the height conversion factor α of described inner bag (20) gets 0.40, the diameter conversion factor β of described inner bag (20) gets 0.25, and the correction factor γ of the distance h between the minimum point of described coil pipe (30) and the bottom of described inner bag (20) gets 1.00.
17. according to claim 11 to the heat-pump water-heater water tank method for designing according to any one of 16, it is characterized in that, the bottom surface of described inner bag (20) is arcwall face, the boss of described arcwall face is towards the inside of described inner bag (20), the height of projection of described arcwall face is c, if the value of the h of formula h=H × α × β × γ calculating is less than c, gets h and equals c, if the value h that formula h=H × α × β × γ calculates is greater than c, gets h and equal calculated value.
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| EP0336751A2 (en) * | 1988-04-08 | 1989-10-11 | Siddons Ramset Limited | Water heater |
| CN1186206A (en) * | 1997-11-05 | 1998-07-01 | 量子能源系统有限公司 | Improved water heater |
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| CN104729085B (en) | 2017-06-06 |
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