CN1281101C - Combination oven with manual entry of control algorithms - Google Patents
Combination oven with manual entry of control algorithms Download PDFInfo
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- CN1281101C CN1281101C CNB008000328A CN00800032A CN1281101C CN 1281101 C CN1281101 C CN 1281101C CN B008000328 A CNB008000328 A CN B008000328A CN 00800032 A CN00800032 A CN 00800032A CN 1281101 C CN1281101 C CN 1281101C
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- 238000010411 cooking Methods 0.000 claims abstract description 155
- 238000000034 method Methods 0.000 claims abstract description 14
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- 230000008569 process Effects 0.000 abstract description 6
- 235000013305 food Nutrition 0.000 description 23
- 229910052736 halogen Inorganic materials 0.000 description 11
- 150000002367 halogens Chemical class 0.000 description 11
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- 235000012830 plain croissants Nutrition 0.000 description 1
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/66—Circuits
- H05B6/68—Circuits for monitoring or control
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/647—Aspects related to microwave heating combined with other heating techniques
- H05B6/6482—Aspects related to microwave heating combined with other heating techniques combined with radiant heating, e.g. infrared heating
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electric Ovens (AREA)
- Control Of High-Frequency Heating Circuits (AREA)
- Electric Stoves And Ranges (AREA)
Abstract
A speed cooking oven includes a combination of radiant cooking units and a microwave cooking unit manually controllable using a rotary dial input selector coupled to a control panel for user selection of desired oven features. An alphanumeric display displays prompts and information to guide users through a feature selection process. A microprocessor executes a cooking algorithm based upon user defined constants entered via the rotary dial according to prompts on the alphanumeric display.
Description
The cross-reference of related application
The application requires to admit the priority of 60/115, No. 744 provisional application of the U.S. that on January 13rd, 1999 proposed and 60/150, No. 395 provisional application of the U.S. that proposed on August 23rd, 1999.
Background of invention
The present invention briefly relates to baking box, more specifically, relates to and is used to use the two the control system of combination oven of light radiation and microwave energy.
Known baking box for example is, microwave or radiation cooking type baking box any.For example, microwave oven comprises for producing and is used for the magnetron used at radio frequency (RF) energy of oven cook chamber cooking food.Though the microwave oven cooking food is faster than radiation baking box, microwave oven can not adustion food.So not resembling usually, microwave oven is not used to cook miscellaneous food the radiation baking box.
Radiation cooking baking box comprises the energy, is used for the lamp of the luminous energy of cooking food such as generation.Radiation baking box adustion food and can be used to cook miscellaneous food usually.Yet radiation oven cook food is slower than microwave oven.
Microwave and radiation cooking baking box generally comprises the button piece that a row is installed on the control panel and is used to make the operator can import and select the performance option, and with the digital button sheet of digital 0-9 mark.When the functionality of using and performance increased, control panel and the complexity that is installed to button piece number on the control panel just increased.Such control panel often is difficult to understand for the user, and what flexibility awards the user does not have, and before the cooking does not stop can not to the user be provided at the cooking carry out in the chance of adjustment and inspection.The complexity of such control system and ineffective activity have increased the possibility that food will correctly be cooked.
So, to the user provide help, flexibly and the baking box that is easy to regulate will need, and baking box can guarantee to provide the quick advantage of microwave oven and the advantage of the attracting adustion of collateral radiation baking box to remove to cook miscellaneous food.
The invention summary
In exemplary embodiment of the present invention, the flash-cook baking box comprises the microwave cooked device that is used for Transmission Microwave energy in cooking cavity and is used for the radiation device for cooking of transmission radiant energy in cooking cavity with at least one.Control panel is effectively connected to microwave cooked device and radiation device for cooking, handles desired baking box performance and the manual input cooking algorithm that comprises the cooking algorithm of pre-programmed with selection for the user.Microprocessor is connected to the control algolithm that control panel is used to carry out manual input, and this algorithm is used at least one of " power level " that total " cooking time " that the user of microwave cooked device and radiation device for cooking selectes and user select.
Control panel comprises a plurality of load buttons and a rotary dial input selector, by rotary dial and press the easy selection that dial input selects to be used for desired performance.Aplhanumeric visual display is configured to the prompting subscriber control information and guides the user to finish the selection course of baking box performance.Utilize radiation device for cooking and microwave cooked device the two, baking box can be by independent microwave cooked pattern, by independent light wave cooking mode and flash-cook mode operation.Thereby, all food can be in baking box by the cooking and adustion rapidly, and by the control panel that the user is helped, flexibly and simple cooking mode and control selection course will be provided.
The accompanying drawing summary
Fig. 1 is the front elevation that comprises the combination oven of control system;
Fig. 2 is the front elevation of control system shown in Figure 1;
Fig. 3 is the perspective diagram of a baking box part shown in Figure 1;
Fig. 4 separates with respect to the radiation device for cooking of cooking cavity and microwave cooked schematic representation of apparatus;
Fig. 5 is the schematic illustration of baking box shown in Figure 3 bottom lamp;
Fig. 6 is the schematic illustration that is used for the reflector of baking box shown in Figure 3 top lamp;
Fig. 7 is the diagram of a baking box rotating disk part shown in Figure 3;
Fig. 8 is oven cook shown in Figure 3 chamber, comprises the schematic illustration of the damper of controlling air-flow;
Fig. 9 is the functional-block diagram of baking box shown in Figure 1;
Figure 10 is the circuit diagram of baking box shown in Figure 1;
Figure 11 is the chronogram that explanation is used to excite the predetermined and instruction time of cooking element;
Figure 12-15 illustrates information shown when the adjusting/input power levels and the time of cooking;
Figure 16 is that explanation is when the flow chart of regulating the cooking performed operation during the time;
Figure 17 is the flow chart that explanation is used for the power level control operation of lamp; And
Figure 18 is the flow chart that explanation is used for Halogen lamp LED soft start operation.
Detailed Description Of The Invention
The present invention is in one aspect at comprising at least two types of cooking elements, as radiation/microwave cooked element, the running of baking box.Though will describe a kind of embodiment of particular radiation/microwave oven below, be to be understood that the present invention can be used in combination with many other this baking boxs and is not limited to use baking box as described herein.
Fig. 1 is the front elevation that comprises the baking box 10 of control system 12.Baking box 10 comprises rich and influential family's body 14, and it is by top 16, and the end 18 that is connected to top 16 by 20, the second sidewalls 22 of first sidewall and back wall (not shown) constitutes.Casing embeds the cooking cavity (not shown) that is used for laying at gastronomical process the food (not shown).Door 26 usefulness hinges are attached to the front end face 28 of casing 14 and go opening and closing selectively with near cooking cavity by handle 29 is rotatable.Oven door 26 comprises assembles have an appointment 1/8 inch thick window 30 that is coated with dark glass, glass that can be high temperature resistant as known in the art.Window 30 makes the user might detect by an unaided eye cooking cavity in gastronomical process and the high light that do not make the user time produced by running by baking box 10.Baking box 10 also comprises and is pressed the air discharge grille 32 that forms.
Fig. 2 is the front elevation that comprises the control system 12 of control panel 40 and control interface 44.Control interface 44 is installed on the control panel 40 and is comprised aplhanumeric visual display 50.Aplhanumeric visual display 50 shows that fooled preceding fate is not carved when baking box 10 is worked.In addition, when the user introduced the control input, aplhanumeric visual display 50 provided and guides the user to finish selection course to select the visual cues of valid option.In one embodiment, aplhanumeric visual display 50 is vacuum fluorescent display or light-emitting diode (LED) escope that shows multirow.
Button 54 provides baking box performance option and various cooking function to the user, and can electric operation when being applied minimum pressure by the user and press.More particularly, button 54 comprises " cooking " and touches control pad 60, " startup/time-out " touches control pad 62, " the manually cooking " touches control pad 64, " removing/disconnection " touches control pad 66, " power level " touches control pad 68, " delay start " touches control pad 70, and " timer " touches control pad 72, and " microwave " touches control pad 74, " little quick " touches control pad 76, " scavenger fan " touches control pad 78, and " prompting " touches control pad 80, and " option " touches control pad 82, " help " touches control pad 84, and " surface illumination " touches control pad 86.
The baking box performance can be used and touch controlled area 46, rotary dial 48, or the combination of rotary dial 48 and touch controlled area 46 is selected.On-stream, a plurality of buttons 54 are configured synergic rotation dial 48 and work.At first, the pattern of baking box 10 is from independent light wave pattern, microwave mode separately, and selected come out in the flash-cook pattern.Press and touch control pad 60 and cause processor to cause that control connects 44 and visually points out the user to go to select light wave pattern about baking box 10 by aplhanumeric visual display 50.Pressing microwave touch pads 74 causes processor to cause that control connects 44 and visually points out the user to remove to select microwave mode about baking box 10 by aplhanumeric visual display 50.In addition, press microwave touch control pad 74 and will make the food of cooking lamp (not shown) energising to throw light on and just to be cooked momently.
Pressing " cooking " touch control pad 60 and rotating rotary dial 48 causes aplhanumeric visual display 50 demonstrations to comprise the pre-programmed control information of the food type tabulation of the common cooking of light wave pattern of using baking box 10.
Pressing " manually cooking " touches control pad 64 and rotates rotary dial 48 and just allow user's manual input control information cooking food is activated before, comprises length and the power level that arrives baking box 10 to be applied of cooking time.In addition, pressing " the manually cooking " touch control pad 64 and rotating rotary dial 48 also allows the user to select the combination of non-pre-programmed cooking information.
Button 54 also provides extra option and performance to the user.Pressing " power level " touch control pad 68 makes the user can change the power level that any pre-programmed proposes.Pressing " delay start " touches control pad 70 and allows users to choose when just to begin the cooking.Pressing " timer " touch control pad 72 allows users to give the processor draft procedure to control timer.After being programmed into an amount of past time of timer, audible alarm sounds to indicate an amount of time to disappear.
Rubber can sense of touch the switch foreskin be set on each button of control panel 40, and dial 48 is arranged to and makes multiple choices.Use dial 48 by clockwise or be rotated counterclockwise dial 48 and select to be made, and when desired selection is shown, press dial 48.In a kind of exemplary embodiment, be listed in the appendix A from dial 48 available various selections.Indication and selection are displayed on the aplhanumeric visual display 50.
Removing/disconnection selects this pad to stop all to cook and eliminating existing journey
Preface.
Delay start selects this pad to cause cooking start delay.
Help to select this pad that operating personnel can be found out about baking box and property thereof
More thing.
Microwave selects this pad can realize thawing heated beverage, the residue of reheating
Thing, quick-fried corn, vegetables and all types of microwave cooked.
Microwave selects this pad can realize rapidly and make easily Sanming City main deformation fast
Heat, or the coffee of reheating.
The option on/off selects this pad can utilize automatic night illumination, the alarm sound
Amount control, clock, clock shows and display scrolling speed
Performance.
This pad oven cavity of throwing light on during microwave cooked is selected in baking box illumination.
Power level selects this pad can regulate flash-cook and microwave cooked merit
The rate level.
Remind to select this pad make operating personnel can select the alarm sounding the time
Between.
Repeat last time and select this pad to be convenient to cook duplicated project, such as cooky and
Appetizer.
When flash-cook manually selects this pad to make operating personnel manually import flash-cook
Between and power level.
Startup/time-out selects this pad to make operating personnel can start or end the cooking.
Surface illumination selects this pad to change the table that on/off is used to cook the top
The face illumination.
The timer on/off is selected the general timer of this pad control (for example dividing and second).
Scavenger fan selects this pad to make operating personnel remove to remove cooking upper area
Flue gas or steam.
Fig. 3 is the perspective diagram of baking box 10 parts.Baking box 10 comprises shell 120 and is arranged in cooking cavity 122 in the shell 120.Cooking cavity 122 uses the stainless steel of high reflectance (for example 72% reflectivity) by body plan. Halogen lamp LED 124 and 126, and reflecting plate 128 is installed on the top wallboard 130 of shell 120.As describing in more detail below, a Halogen lamp LED also is arranged at the lower part of shell 120.Gas extraction system 132 also is installed on the shell 120.Air flows through chamber 122 along arrow 134 indicated directions.Cooling system 137 is installed to and is used to cool off the baking box assembly on the shell 120.Below the typical sizes of baking box 10 is set out in.
Shell
External height (the place ahead) 15 11/16 "
External height (rear) 16 1/2 "
The outside degree of depth 14 4/5 "
Cooking cavity
Chamber height 8 2/5 "
The chamber degree of depth 13 3/5 "
Fig. 4 is a baking box 10 and particularly with respect to the Halogen lamp LED device for cooking 150 of cooking cavity 122 and 152 and the schematic illustration of microwave cooked device 154.As shown in Figure 3, the top device for cooking comprises two Halogen lamp LEDs 124 and 126 and the bottom device for cooking comprises a Halogen lamp LED 156.Lamp 124,126 and 156 is the 1500W Halogen lamp LED with 2300K colour temperature in exemplary embodiment, and its power output is 4.5KW, have 7% at 0.4 μ m to 0.7 μ m light wave scope, 20% to 25% in light wave scope and the 36% light wave scope at 0.4 to 1.35 μ m less than 1.0 μ m.Lamp 124 is called the center upper portion lamp, and lamp 126 is called the upper outside lamp.Lamp 156 is called the bottom lamp.Glass plate 158 and 160 lamp 124,126 and 156 and chamber 122 between spread all over device for cooking 150 and 152.And the weave mesh screen with bending of 80% opening ratio is arranged to extra protection.Be provided below about reflector 128 other details.The magnetron 166 of microwave cooked device 154 is set at a side in chamber 122.In a kind of exemplary embodiment, magnetron 166 is rated at 1000W and transmits 900W and enters chamber 122.
About bottom lamp 156, and referring to Fig. 5, lamp 156 is arranged the center of leaving and with respect to the lower surface 172 in chamber 122 at angle.This arrangement of bottom lamp 156 causes, for example, and the reduction of rotating disk 136 upper roller temperature.
Fig. 6 is that the side schematic view of reflector 128 is separated.Reflector 128 comprises oblique lateral parts 180 and 182 and oblique mid portion 184 and 186.Indicated size among Fig. 5 (by the millimeter expression) is exemplary and has been concluded and be suitable at least a baking box.By selecting indicated reflector size among Fig. 5, top lamp 124 and 126 is considered to provide even more be arranged in the cooking project on the rotating disk 136.
The part of Fig. 7 graphic extension rotating disk 136.Rotating disk 136 has the lattice structure of opening wide that 70% energy sees through.Rotating disk changes rotation with per minute 6 approximately, and has about 11 1/8 " diameter.Rotating disk 136 comprises 190, one rollers of metal part with ceramic roller 192 and is illustrated in the circle 194.
Fig. 8 graphic extension is positioned in the damper 194 below the microwave cooked device 154.In independent microwave mode damper be open wide so that air can flow through chamber 122.In flash-cook and independent radiation mode, damper is closed and is made air unlikely along flowing and returning to microwave cooked device 154 in the other direction.
Fig. 9 is the functional-block diagram of baking box 10.As shown in Figure 9, baking box 10 comprises installation system 200, structural system 202, control system 204, electrical system 206, the generation 208 of RF, assembly cooling system 210, Halogen lamp LED 212 and food container system 214.The various performances of each system are shown in Fig. 8.Installation system 200 is configured can spread all over its scope so that baking box is installed.Installation system 200 also provides and the getting in touch so that flue gas can move in the exhaust apparatus from spreading all over cooking top of exhaust apparatus.What structural system 202 was often referred to is exactly shell 120, and it provides a shell.Control system 204 comprises an interface, i.e. button piece 112 and dial 48, and distribute power to other oven systems.Electrical system 206 drive controlling and safety means.The generation 208 of RF is carried out by magnetron 166, and can be used for the food of cooking food containment system selectively by the output RF of magnetron 166.Assembly cooling system 210 is configured to the cooling other system and removes steam from chamber 122.Halogen lamp LED 212 produces the luminous energy that is used to the food in the cooking food containment system 214.
Figure 10 is the schematic diagram of baking box 10.Power is by circuit L1, and L2 and N offer baking box 10.Relay R 1-R13 is connected to microprocessor or microcomputer, and they are programmed the opening and closing with control relay.Bottom lamp 156 is electrically connected to circuit L1 by thermal cut-out 300.The energising of bottom lamp 156 is by relay R 1 and R2 control.As below describing in more detail, a triac is connected so that soft start to be provided with relay R 1. Top lamp 126 and 124 is connected to circuit L2 by thermal cut-out 304 and 306. Triac 308 and 310 is connected with relay R 4.
Have and can pass through relay R 7, R8 and R9 select low, and slow and extractor motor 328 at a high speed is arranged to gets rid of the flue gas that spreads all over cooking top.Oven lamp 330, fan motor 332 and disk motor 334 usefulness are relay R 10 independently, R11 and R12 Be Controlled.Main interlock switch 336 is set in the door 102 and prevents to cook element energising, removes not gate 102 and is closed.Exciting of relay R 13 controlled microwave device for cooking 154.Microwave cooked device 154 comprises a high-tension transformer 338, and it makes supply power voltage be elevated to 2000V from 120V.High-voltage capacitor 340 and high-voltage diode 342 circuit make the voltage from transformer 338 be elevated to 4000V from 2000V.This high voltage is supplied to magnetron 166, and the output of magnetron 166 is sent to waveguide 344, and its guiding RF energy enters cooking cavity 122.As being shown in Fig. 9 equally, baking box 10 also comprises and is used for the door sensitive switch 346 whether perception door 102 is unlocked, and is used for the dew cell 348 of perception cooking cavity 122 humidity, thermistor 350, and base thermostat 352.
About the flash-cook running of baking box 10, microprocessor control relay R1-R6 and R13 interrelate based on the cooking program of power level and pre-programmed or the program of manually input.In the flash-cook pattern, for example, if power level 9 is chosen, then upper outside lamp 124 has 29 seconds the turn-on time of 32 second predetermined work period, center upper portion lamp 126 has 25 seconds the turn-on time of 32 second predetermined work period, bottom lamp 156 has 29 seconds the turn-on time of 32 second predetermined work period, and magnetron 166 has 29 seconds the turn-on time of 32 second predetermined work period.32 seconds work period is chosen to be used for a special executive program.Yet other work periods also can be used.Display a table below, the turn-on time that it is scheduled to according to the power level display.
| Power level | The upper outside lamp | The center upper portion lamp | The bottom lamp | Magnetron |
| 0 1 2 3 4 5 6 7 8 9 10 | 0 3 6 10 13 16 19 22 26 29 32 | 0 3 5 8 11 14 16 19 22 25 27 | 0 3 6 10 13 16 19 22 26 29 32 | 0 3 6 10 13 16 19 22 26 29 32 |
In order to increase the fail safe of lamp, soft start operation is used when making lamp 124,126 and 156 energisings.Particularly, according to soft start operation, triac 302,308 and 310 is used to postpone the connection of lamp.For example, upper outside lamp 126 and bottom lamp 156 are switched to actual connection from instruction and are delayed 1 second.The center upper portion lamp is switched to actual connection from instruction and is delayed 2 seconds.
| Power level | The upper outside lamp | The center upper portion lamp | The bottom lamp | Magnetron |
| 0 1 2 3 4 5 6 7 8 9 10 | 0 4 7 11 14 17 20 23 27 30 32 | 0 5 7 10 13 16 18 21 24 27 29 | 0 4 7 11 14 17 20 23 27 30 32 | 0 3 6 10 13 16 19 22 26 29 32 |
For example, if top lamp 124 and 126 is all moved by power level 7, then top lamp 124 will be turned round 21 seconds by instruction, and upper outside lamp 126 will be by instruction running 23 seconds.Lamp 124 and 126 will be begun to connect respectively 21 and 23 seconds in each 32 second work period by instruction.Because the delay of soft start, lamp 124 and lamp 126 will be by 19 seconds (lamps 124) and 22 seconds (lamp 126) of actual connection in each 32 second work period.
Figure 11 is an explanation lamp 124,126 and 156, and the chronogram of magnetron 166 states.In example, the croissant that is frozen will be cooked according to following:
Total time 4:30
Bottom power level 3
Microwave power level 3
As shown in figure 11, center upper portion lamp 124 was instructed in its actual connection (solid line) and is connected (dotted line) in 2 seconds before.Lamp 124 was connected 27 seconds in each 32 second cycle.Upper outside lamp 126 was always connected in this cycle.Bottom lamp 156 is connection in 1 second before it is instructed connection, and exceeds each 32 second cycle connection 10 seconds.Magnetron 166 does not postpone between instruction and execution work time and connected 10 seconds in each 32 second cycle.
But operating personnel's input control information comprises selected total cooking time and the power level that is used for required device for cooking, and adjusts the power level of cooking time and top lamp, bottom lamp and microwave in operating process.For manually input parameter is to control algolithm, " the manually cooking " control pad 64 is pressed and " selecting the cooking time " is displayed on the aplhanumeric visual display 50.Go cooking time of increasing or reducing to be shown by rotation rotary dial 48, " cooking time " can be selected and rotary dial 48 be pressed to import selected " cooking time ".In case " cooking time " is transfused to, information " is selected top power " and is shown as shown in figure 11.Rotary dial 48 makes operating personnel can select top power level (clockwise rotate increase power level and rotate counterclockwise reduce power level) then.Select with input when dial 48 is pressed, short beeping sound sends and as is shown " selecting bottom power " shown in Figure 13.Dial turn changes present bottom power level at that time.And select with input when dial 48 is pressed, short beeping sound sends.Then, as shown in Figure 14, " selection micropower " is shown.Dial rotates and changes the microwave power level now.Select with input when dial 48 is pressed, short beeping sound sends and the icon of " baking box " glistens, and the icon of " selection " is switched off.Then as shown in Figure 15, " adjusting time or startup " is shown.Time can be conditioned or start pad and be pressed.
At the run duration of baking box 10, the user can press control panel " power level " pad 68 to adjust the power level of required device for cooking.When the power level pad at the light wave cooking period, be that one or more lamps are energized, acceptable time is pressed, cooking countdown continue and top power level (UPL) (Figure 11), bottom power level (LPL) is (Figure 12) and micropower level (MPL) showing (Figure 13).Except after the new microwave power level of input, aforesaid same operation is used, and sends beeping sound and the countdown and the UPL of 2 weak points, and LPL and MPL continue to show 2.0 seconds.After 2.0 seconds, UPL, the demonstration of LPL and MPL is eliminated, and has only the countdown of the cooking to continue.When not allowing change/input or cancellation power level, if the power level pad is pressed, beeping sound signal (locating 0.5 second at 1000 hertz) sends, and information on aplhanumeric visual display 50 " power level can not be changed at this moment " scrolls up.Scroll up finish after, in the past outstanding performance recovery.If the power level pad is pressed when change/input is allowed to, but do not have rotary dial or input occurs in 15 seconds, UPL, LPL and MPL show and are eliminated and aplhanumeric visual display 50 is got back to cooking countdown.
Figure 16 is that explanation is at the flow chart 400 of cooking period when the adjustment cooking performed operation during the time.At cooking run duration, main cooking routine " cooking " is performed.If dial 48 does not turn round 404, main cooking routine continues to be performed 406.If dial 48 is by running 404, then whether the microcomputer decision can change the time, and for example, the time that stays is within excursion 408.For example, if having only 15 seconds and stay in the cooking in service, can not allow the change time to be shown up to zero to stop operating personnel to stop cooking operation by rotary dial 48, be sometimes referred to as " hard stop ", this may not be desirable.If the time that stays, then main cooking routine continued to be performed 406 not within excursion.If the time that stays, then whether microcomputer decision dial 48 was turned round 410 clockwise within excursion.If not (that is, dial 48 is turned round counterclockwise), each increment that is turned round for dial 48 then, the cooking time is reduced 1 second 412.If, each increment that is turned round for dial 48 then, the cooking time is increased 1 second 414.
Figure 17 is the flow chart that explanation is used for lamp power level control operation 450.This control is used to control the energising (Fig. 9) of lamp 124,126 and 156.More specifically, main cooking routine 452 is performed at normal cooking run duration.For each 1 second interval, a power counter was increased 454, and microcomputer checks whether power cycle finishes 456 then.For example, and as described above, each work period has 32 seconds duration.If the work period is completely, then the power counting is thought highly of new configuration 458.If the work period is incomplete, or after reconfiguring counter, then microcomputer checks that whether the power counting is greater than " operating time " 460." operating time " equals corresponding to the time for the selected power level of each lamp, as described above.If power counting is greater than " operating time ", then special lamp be disconnected 462 and the cooking continue with main cooking routine 464.If power counting is less than or equal to " operating time ", then whether on 466 of microcomputer inspecting lamp.If then cooking operation continues 464.If not, then microcomputer checks whether soft start has finished 468.If soft start is finished, then operation continues with cooking routine 464.If soft start operation is not finished, then the soft start routine is introduced into 470.
Figure 18 is the process flow chart that explanation is used for soft start routine 500.As explained above, be employed to increase the reliability of lamp for the soft start of Halogen lamp LED.When routine 500 when power level control routine 502 is called in, microcomputer increases a soft start counter 504.Microcomputer determines whether soft start is finished (for example, depend on lamp, soft start has 1 or 2 second duration, and is as described above) then.If soft start is finished, microcomputer is reset soft start counter 508, turn-on lamp control relay 510, and turn-off lamp control triac 512.Operation continues cooking routine 514 then.If soft start is not finished, microcomputer turn-on lamp control triac reaches 10% of soft start counting X line period 516.Operation continues cooking routine then.
The glass of oven door 26 (being shown in Fig. 2) is very dark, can not make chamber 122 (shown in Fig. 2) unless in visible at least one Halogen lamp LED of food be switched on and power fully with illumination cavity 1 22.So, in service during in some cookings such as independent microwave cooked mode or in the radiation of the low-power level cooking, and for visible in cooking cavity 122 food, operating personnel can be chosen in the microwave button on the control panel 40.When this button when cooking period is selected, microcomputer makes the center upper portion lamp use soft start in 4 seconds with total power (being power level 10) energising, promptly to total 4 seconds, soft start 2 seconds and power level 10 power supplies 2 seconds, as previously mentioned.Lamp 124 throws light on cooking cavity fully so that operating personnel can visible food by window 30.
Although the present invention is described by various specific embodiments, those those of ordinary skill in the art will recognize that the present invention can be implemented by improvement in the spirit and scope of claim.
Claims (18)
1. the flash-cook baking box comprises:
Cooking cavity;
Be used for microwave energy is transferred to the microwave cooked device of cooking cavity;
At least one is used for radiant energy is transferred to the radiation device for cooking of cooking cavity;
Control panel, this control panel are connected to this microwave cooked device and this at least one radiation device for cooking is handled to select required baking box performance for the user; And
Microprocessor, this microprocessor is connected to this control panel that is used to carry out control algolithm, control algolithm is each selected performance number in this microwave cooked device and this at least one radiation device for cooking based on selected total " cooking time " and user, wherein cooks time and performance number and imports at the control panel place.
2. according to the flash-cook baking box of claim 1, wherein this control panel comprises " the manually cooking " button and the selective rotary dial input equipment that is somebody's turn to do total " cooking time " and is somebody's turn to do " performance number " usefulness.
3. according to the flash-cook baking box of claim 1, wherein this control panel comprises aplhanumeric visual display.
4. according to the flash-cook baking box of claim 1, wherein this at least one radiation device for cooking includes the top device for cooking and the bottom device for cooking that the bottom radial burner is arranged of top radial burner.
5. according to the flash-cook baking box of claim 4, wherein this control algolithm is with selected total " cooking time ", selected " the top performance number " that be used for the top device for cooking, selected " the bottom performance number " that be used for the bottom device for cooking and selected " the micropower value " that be used for this microwave cooked device are the basis.
6. according to the flash-cook baking box of claim 5, wherein this control panel comprises " the manually cooking " button, this microprocessor is programmed should " manually be cooked " when button is pressed with box lunch, the prompting user imports this and " always cooks the time ", " top performance number ", " bottom performance number " and " micropower value ".
7. according to the flash-cook baking box of claim 6, wherein this control panel comprises aplhanumeric visual display in addition, and this microprocessor is programmed in addition to show that this prompting is on this aplhanumeric visual display.
8. according to the flash-cook baking box of claim 6, wherein this control panel comprises the rotary dial input selector that is used for selecting this " cooking time " and this " performance number " by the rotation of dial.
9. be used to move the method for flash-cook baking box, this baking box comprises a plurality of radiation cooking lamps and is used for the microwave cooked device of cooking power transfer to cooking cavity, cook the control panel of lamp and microwave cooked device for user's operation to select setting, control panel comprises aplhanumeric visual display, and be connected to the microprocessor that radiation is cooked lamp and microwave cooked device and is used to carry out the control panel of the control algolithm that is prescribed, the step that this method comprises is:
The prompting user always imports " cooking time ";
Prompting user input is used for " performance number " of each radiation cooking lamp; And
Prompting user input is used for " the micropower value " of microwave cooked device.
10. according to the method for claim 9, comprise prompting " startup " instruction in addition to carry out the step of selected cooking algorithm.
11. according to the method for claim 9, wherein the step of each prompting is included on the aplhanumeric visual display and shows.
12. according to the method for claim 9, wherein baking box comprises the top device for cooking, bottom device for cooking and microwave cooked device, and the step that the step of this display message comprises is:
When the prompting user is top device for cooking input power value, on aplhanumeric visual display, show " selecting top power ";
When the prompting user is bottom device for cooking input power value, on aplhanumeric visual display, show " selecting bottom power "; And
As prompting user when be microwave cooked device input power value, demonstration " selection micropower " on aplhanumeric visual display.
13., comprise when the prompting user imports control algolithm the step of display icon on aplhanumeric visual display in addition according to the method for claim 9.
14. according to the method for claim 9, wherein this microprocessor is programmed with other execution following steps: carry out the affirmation of hearing of suggested user's input.
15. the flash-cook baking box comprises:
Cooking cavity;
Be used for radiant energy is transferred to the top device for cooking of cooking cavity;
Be used for radiant energy is transferred to the bottom device for cooking of cooking cavity;
Be used for microwave energy is transferred to the microwave cooked device of cooking cavity;
Handle the control panel that the required cooking moves usefulness for the user,
Aplhanumeric visual display, this aplhanumeric visual display are connected to this control panel and are used to indicate effective cooking option according to the manipulation of this control panel; And
Microprocessor, this microprocessor is connected to this control panel, this aplhanumeric visual display and this top device for cooking, bottom device for cooking and this microwave cooked device, this microprocessor is programmed the cooking control algolithm of carrying out according to 4 definite cooking coefficients, 4 coefficients comprise " cooking time " that is used to cook operation, in this " cooking time " corresponding to " the top performance number " of the relevant energising of this top device for cooking, in " cooking time " corresponding to " the bottom performance number " of the relevant energising of bottom device for cooking, and in " cooking time " corresponding to " the micropower value " of the relevant energising of microwave cooked device.
16. according to the flash-cook baking box of claim 15, wherein microprocessor is programmed the prompting user and imports " cooking time " when the user handles control panel, " top performance number "." bottom performance number " and " micropower value ".
17. flash-cook baking box according to claim 16, wherein this control panel comprises " the manually cooking " button, this microprocessor is programmed import when the prompting user handles " the manually cooking " button the user " cooking time ", " top performance number ", " bottom performance number " and " micropower value ".
18. flash-cook baking box according to claim 16, wherein control panel comprises rotary dial, this microprocessor is programmed the prompting user and imports " cooking time " when the user handles rotary dial, " top performance number ", " bottom performance number " and " micropower value ".
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11574499P | 1999-01-13 | 1999-01-13 | |
| US60/115744 | 1999-01-13 | ||
| US09/480962 | 2000-01-11 | ||
| US09/480,962 US6525301B1 (en) | 1999-01-13 | 2000-01-11 | Combination oven with manual entry of control algorithms |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1293883A CN1293883A (en) | 2001-05-02 |
| CN1281101C true CN1281101C (en) | 2006-10-18 |
Family
ID=26813517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB008000328A Expired - Lifetime CN1281101C (en) | 1999-01-13 | 2000-01-13 | Combination oven with manual entry of control algorithms |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP1062842B1 (en) |
| JP (1) | JP2002535595A (en) |
| KR (1) | KR100828523B1 (en) |
| CN (1) | CN1281101C (en) |
| CA (1) | CA2321652C (en) |
| DE (1) | DE60044596D1 (en) |
| WO (1) | WO2000042824A1 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100963399B1 (en) * | 2008-04-04 | 2010-06-14 | 엘지전자 주식회사 | Cooker and method for controlling the same |
| KR100938862B1 (en) * | 2008-04-04 | 2010-01-27 | 엘지전자 주식회사 | Cooker and method for controlling the same |
| US8598498B2 (en) | 2008-04-04 | 2013-12-03 | Lg Electronics Inc. | Processing controller for driving the heat sources of a cooker |
| EP2566297B1 (en) | 2008-11-10 | 2016-04-27 | Goji Limited | Device and method for controlling energy |
| WO2011058537A1 (en) | 2009-11-10 | 2011-05-19 | Goji Ltd. | Device and method for controlling energy |
| US9040879B2 (en) | 2012-02-06 | 2015-05-26 | Goji Limited | RF heating at selected power supply protocols |
| US11129244B2 (en) * | 2012-11-01 | 2021-09-21 | Breville Pty Limited | Microwave oven |
| CN108354462A (en) * | 2018-01-17 | 2018-08-03 | 广东美的厨房电器制造有限公司 | Control method and device, the oven of oven power |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4332992A (en) * | 1979-12-19 | 1982-06-01 | Amana Refrigeration, Inc. | Air flow system for combination microwave and convection oven |
| JPS56102620A (en) * | 1980-01-21 | 1981-08-17 | Toshiba Corp | High-frequency heater |
| DE3528228A1 (en) * | 1985-08-06 | 1987-02-12 | Bosch Siemens Hausgeraete | ARRANGEMENT FOR CONTROLLING OVENS WITH MICROWAVE ENERGY AND / OR HEATING ENERGY |
| KR100190651B1 (en) * | 1996-12-28 | 1999-06-01 | 전주범 | Roast cooking method using microwave oven |
-
2000
- 2000-01-13 DE DE60044596T patent/DE60044596D1/en not_active Expired - Lifetime
- 2000-01-13 KR KR1020007010000A patent/KR100828523B1/en active IP Right Grant
- 2000-01-13 JP JP2000594299A patent/JP2002535595A/en active Pending
- 2000-01-13 WO PCT/US2000/000840 patent/WO2000042824A1/en active Application Filing
- 2000-01-13 CA CA002321652A patent/CA2321652C/en not_active Expired - Lifetime
- 2000-01-13 CN CNB008000328A patent/CN1281101C/en not_active Expired - Lifetime
- 2000-01-13 EP EP00903274A patent/EP1062842B1/en not_active Revoked
Also Published As
| Publication number | Publication date |
|---|---|
| EP1062842B1 (en) | 2010-06-30 |
| KR20010041758A (en) | 2001-05-25 |
| WO2000042824A1 (en) | 2000-07-20 |
| JP2002535595A (en) | 2002-10-22 |
| EP1062842A1 (en) | 2000-12-27 |
| CA2321652A1 (en) | 2000-07-20 |
| CA2321652C (en) | 2009-07-07 |
| CN1293883A (en) | 2001-05-02 |
| KR100828523B1 (en) | 2008-05-13 |
| DE60044596D1 (en) | 2010-08-12 |
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| SE01 | Entry into force of request for substantive examination | ||
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160718 Address after: Delaware Patentee after: Haier Solutions Ltd Address before: American New York Patentee before: General Electric Company |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20061018 |