WO2016096396A1 - Dispositif additionnel destiné à un four et four équipé d'un tel dispositif - Google Patents

Dispositif additionnel destiné à un four et four équipé d'un tel dispositif Download PDF

Info

Publication number
WO2016096396A1
WO2016096396A1 PCT/EP2015/078149 EP2015078149W WO2016096396A1 WO 2016096396 A1 WO2016096396 A1 WO 2016096396A1 EP 2015078149 W EP2015078149 W EP 2015078149W WO 2016096396 A1 WO2016096396 A1 WO 2016096396A1
Authority
WO
WIPO (PCT)
Prior art keywords
chamber
air
oven
room
temperature
Prior art date
Application number
PCT/EP2015/078149
Other languages
German (de)
English (en)
Inventor
Wai Sing LEE
Original Assignee
Hu, Bing
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hu, Bing filed Critical Hu, Bing
Publication of WO2016096396A1 publication Critical patent/WO2016096396A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24B—DOMESTIC STOVES OR RANGES FOR SOLID FUELS; IMPLEMENTS FOR USE IN CONNECTION WITH STOVES OR RANGES
    • F24B7/00—Stoves, ranges or flue-gas ducts, with additional provisions for convection heating 
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24B—DOMESTIC STOVES OR RANGES FOR SOLID FUELS; IMPLEMENTS FOR USE IN CONNECTION WITH STOVES OR RANGES
    • F24B1/00—Stoves or ranges
    • F24B1/18—Stoves with open fires, e.g. fireplaces
    • F24B1/185—Stoves with open fires, e.g. fireplaces with air-handling means, heat exchange means, or additional provisions for convection heating ; Controlling combustion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D21/0001—Recuperative heat exchangers
    • F28D21/0003—Recuperative heat exchangers the heat being recuperated from exhaust gases
    • F28D21/0005—Recuperative heat exchangers the heat being recuperated from exhaust gases for domestic or space-heating systems
    • F28D21/0008—Air heaters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2200/00—Heat sources or energy sources
    • F24D2200/10—Fire place
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2200/00—Heat sources or energy sources
    • F24D2200/16—Waste heat
    • F24D2200/18—Flue gas recuperation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies

Definitions

  • the invention relates to an additional device for a furnace, which is designed to be operated in a room to heat the room air. Furthermore, the invention relates to a furnace with such a device.
  • Furnaces have long been known in various designs and are usually used in a substantially closed space to heat the room air.
  • the furnaces can be operated with different solid, liquid and / or gaseous fuels, by the combustion of which heat is generated, which is emitted in rooms operated furnaces as radiant heat and / or convection heat. This results in a particularly high radiant heat during the combustion process in the immediate vicinity of the furnace, which often leads to an uneven heat distribution in the room.
  • DE 32 1 1 488 A1 discloses a device for supplying fresh combustion air for fireplaces such as ovens in enclosed spaces, in which a fresh air channel communicating with the outside air is provided, which is in contact with exhaust gases flowing through the flue-gas pipe of the furnace ring is widened and the smoke tube tightly encloses.
  • an additional device for a stove which can be heated with solid fuels and is operated without supply of fresh air.
  • This auxiliary device is equipped with a channel having a first section for supplying fresh air and a second section with a shut-off device for removing heated air.
  • the channel is in direct contact for heating the air with the hot flue gas of the Rauchgasab Resultssroh- res of the stove, by concentric around the Rauchgasabmat- tion tube, to form an annular channel, a jacket tube is arranged.
  • the jacket tube has two arranged by at least 90 ° stub, wherein the one connecting piece with a first channel section for supplying fresh air and the other connecting piece with an upward second channel section for the discharge of heated air is in communication.
  • the first channel section is connected to a further channel for the intake of room air, in which at least one obturator is integrated.
  • a further obturator is arranged in the section of the first channel section, which lies before the integration of the channel for the intake of room air.
  • an auxiliary device for an oven which is designed to be operated in a room to heat its room air, with a substantially closed chamber, which is adapted to receive heat from the oven, a first inlet formed is to direct air into the chamber in which it is heated, an outlet adapted to discharge the air heated in the chamber from the chamber into the room, an air flow setting device adapted to adjust the flow of air through the chamber, a room air temperature measuring device configured to measure the temperature of the room air; and a controller configured to control the air flow setting direction in response to the output signal of the room air temperature measuring device so as to cause the air flow setting direction to allow air flow through the chamber only as long as the room air temperature measuring means Temperature of the room air below a Ra circulating air temperature setpoint.
  • the substantially closed chamber which is provided for receiving heat from the furnace and preferably channel-shaped, takes on the task of a heat exchanger.
  • Cold air flows into the chamber via the first inlet where it is warmed up and enters the room as heated air via the outlet.
  • the additional device according to the invention can be optionally provided as part of the furnace or as retrofittable accessories in the form of a separate and to be attached to the furnace component.
  • a regulation of the air flow through the chamber is provided according to the invention.
  • a Luftstromeinstelleinnchtung for adjusting the air flow through the chamber
  • a room air temperature measuring device for measuring the temperature of the room air
  • a control device are used.
  • the control scheme according to the invention implemented in the control device is to control the air flow setting direction as a function of the output signal of the room air temperature measuring device, so that the Heilstromeinstell Marie is made to allow air flow through the chamber only as long as the room air temperature is below a room air temperature setpoint.
  • the room air temperature setpoint is specified as a predetermined setpoint.
  • the air flow is only released through the chamber and thus ultimately the auxiliary device is activated when the room air temperature is below the room air temperature setpoint. If, on the other hand, the room air temperature increases to a value above the room air temperature setpoint value, the air flow through the chamber is switched off according to the invention and thus ultimately the auxiliary device is deactivated. In this way, a better indoor climate can be achieved by making better use of the existing heat output of the oven.
  • the air flow adjusting device preferably has a fan or a fan.
  • the speed of the fan is controllable and the control device further configured to control the fan so that the speed of the fan decreases with decreasing difference of the room temperature to the predetermined room air temperature setpoint and is increased with increasing difference.
  • This stepless control concept is to increase the speed of the fan and the air flow generated thereby, the farther the Room air temperature drops below the room air temperature setpoint, and to decrease, the closer the room temperature to the room air temperature setpoint increases until the fan is turned off when the room temperature has reached the room air temperature setpoint and possibly even exceeds it.
  • the Luftstromeinstell Sket al.
  • the Luftstromeinstell Sket al.
  • a shut-off which is designed to open the inlet and close.
  • the obturator is controllable in such a way that the effective opening cross-section released by the obturator, preferably substantially continuously, can be adjusted between zero in the fully closed state and a maximum value in the fully opened state, and the control device is further configured, To control the obturator so that its effective opening cross-section decreases with decreasing difference of the room temperature to the predetermined room air temperature setpoint and is increased with increasing difference.
  • the same control scheme as in the embodiment described above is applied.
  • the control of the Heilstromeinstellinnate in response to the output of the Jardin Kunststoff- measuring device is switched off, so that in the off state, the Heilstromeinstell responded is caused to permanently conduct air through the chamber.
  • This version offers the possibility of a pure ventilation function, especially when the stove is cold.
  • an oven temperature measuring device configured to measure the temperature of the heat generated by the oven
  • the controller is further configured to control the air flow adjusting device in response to the output of the oven temperature measuring device, thereby causing the air flow adjusting device to stop the flow of air through the chamber when the temperature of the heat produced by the stove is below a minimum setpoint temperature.
  • the minimum oven temperature setpoint can be, for example, from Operator can be specified.
  • a so-called standby control is realized, thereby ensuring that the air flow adjusting device only works and thus air is passed through the chamber when the furnace also gives off sufficient heat.
  • the air flow through the chamber is released only when the temperature of the heat generated by the furnace is above the minimum oven temperature setpoint. If, on the other hand, the temperature of the heat generated by the furnace falls below the minimum oven temperature set point, the air flow through the chamber is interrupted and as a result the additional device is deactivated.
  • control of the air flow setting device can be switched off as a function of the output signal of the furnace temperature measuring device, so that in the switched-off state the air flow setting device operates independently of the output signal of the furnace temperature measuring device.
  • Such operation of the auxiliary device regardless of the operating state of the furnace offers the possibility of a pure ventilation function, especially in a cold oven.
  • an outside temperature measuring device which is designed to measure the outside temperature outside a building, and the control device is further configured to specify the minimum oven temperature setpoint in dependence on the output signal of the outside temperature measuring device such that the minimum oven temperature setpoint is raised when the outside temperature decreases ,
  • the auxiliary device is activated or deactivated not only as a function of the operating temperature of the furnace but also as a function of the outside temperature. This is done according to the invention in that, depending on the measured outside temperature, the minimum oven temperature setpoint is adjusted accordingly, and indeed the lower the outside temperature, the higher is the minimum oven temperature setpoint. In this way, an excessive cooling of the furnace is prevented by the additional device, thus avoiding an impairment of the combustion process in the furnace.
  • a first inlet is provided, which is adapted to receive room air and to lead to the chamber
  • a second inlet is provided, which is formed, air from a
  • the first and second inlets are connected to a switch, which has a switching device, which is adapted to switch completely or partially between the first and second let in
  • an outside temperature measuring device is provided, which is formed to measure the outside temperature outside a building
  • the controller is further configured to adjust the switching means of the switch in dependence on the output signals of the room temperature measuring device and the outside temperature measuring device.
  • this embodiment is particularly suitable for the supply of fresh air in conjunction with a furnace operated substantially exclusively with the room air and thus without fresh air supply.
  • the chamber should expediently have side walls between which the air taken in by the inlet is guided and at least one side wall of which is at least partially engageable or alternatively formed in contact with at least one section of at least one side wall of the furnace, at least a portion of at least one side wall of the furnace To form furnace.
  • the auxiliary device according to the invention can be used in the former case as retrofittable accessories in the form of a separate, to be arranged on the furnace unit and in the latter case as part of the furnace.
  • the control device has a remote control.
  • the remote control may include the room air temperature measuring device, which may transmit its data by cable or preferably wirelessly to the control device.
  • the room air temperature measuring device may transmit its data by cable or preferably wirelessly to the control device.
  • This ensures a particularly accurate and thus effective control of the room air temperature at the point where the user is staying, provided he carries the remote control in a structurally particularly simple and at the same time clever.
  • the additional device according to the invention is basically suitable for all types of furnaces, it is preferably intended for the use of stoves, which generally obtain the combustion air required for combustion from the room air substantially without external fresh air supply and are often heated with solid fuels.
  • FIG. 2 schematically shows the oven with the additional device of FIG. 1 in a partially sectioned perspective view, with the outer side wall partially removed from the chamber of the additional device;
  • FIG 3 shows a stove set up in a room with the additional device according to the invention according to a second preferred embodiment in a simplified representation as a partially sectioned side view (a) and partially sectioned front view (b).
  • Fig. 4 shows a stove set up in a room with the additional device according to the invention according to a third preferred embodiment in a simplified representation as a partially sectioned front view.
  • Fig. 5 is a set up in a room oven with the additional device according to the invention according to a fourth preferred embodiment in a simplified representation as a partially sectioned side view.
  • a furnace 4 is installed in a space 2 of which partly a wall 2a and a bottom 2b are shown.
  • the furnace 4 contains a combustion chamber 6, in which fuel is burned, for which purpose the air referred to below as "room air” from the space 2 is used, which enters the combustion chamber 6 through air inlets, not shown.
  • the air inlets, not shown, in the region below and above a likewise not shown in the drawings door of the furnace 4 are formed to receive cold room air from the region of the bottom 2b of the space 2, which flows from bottom to top, in the combustion chamber. 6 of the furnace 4 provides for the combustion of the fuels.
  • the oven 4 is designed as a wood-burning stove, which generally obtains the combustion air required for combustion from the room air without external fresh air supply and is heated in particular with solid fuels such as wood.
  • solid fuels such as wood.
  • other types of furnaces are conceivable, which can be operated in addition to or instead of solid fuels with liquid or gaseous fuels.
  • an additional device 20 which has an inlet pipe 22, the inlet opening 22a in the illustrated embodiment on the outside of the wall 2a of the roughness with 2 is located. Accordingly, in the illustrated embodiment, the inlet pipe 22 is guided through the wall 2a and provided for receiving air outside the room 2. This air is fresh air that differs from the room air.
  • the additional device 20 for receiving not the room air, but provided by fresh air outside the room 2, wherein it is preferably outside air fresh air from the environment outside the building, in which the room 2 is located.
  • the additional device 20 for receiving not the room air, but provided by fresh air outside the room 2, wherein it is preferably outside air fresh air from the environment outside the building, in which the room 2 is located.
  • the additional device 20 is also conceivable to use the additional device 20 as an alternative to receiving the room air.
  • the inlet tube 22 includes a shut-off device in the form of a butterfly valve 24 which is pivotally mounted within the inlet tube 22.
  • the butterfly valve 24 has the shape of a disk whose dimensions correspond to the inner cross section of the inlet pipe 22. Due to the pivotable mounting, the butterfly valve 24 can be in a closed position in which they aligned transversely to the longitudinal direction of the inlet tube 22 and with its outer edge, the inner wall of the inlet tube 22 substantially sealingly touches and thus closes this, and pivot a maximum open position in which they is aligned approximately in the longitudinal direction of the inlet pipe 22, as shown schematically in Fig. 1, and thus leaves the opening cross section of the inlet pipe 22 is substantially unaffected.
  • the butterfly valve 24 is adjustable by an actuator, not shown in the figures. The adjustment takes place continuously in the illustrated embodiment, wherein under an infinite adjustment and an adjustment in several discrete steps or stages is to be understood. Accordingly, the butterfly valve 24 can also spend in positions between the open position and the closed position in which it reduces the effective opening cross-section of the inlet pipe 22.
  • the inlet pipe 22 leads to a channel-shaped chamber 26 which, in the illustrated embodiment, is essentially flat, is arranged on at least one vertical outside of the furnace 4 adjacent to the combustion chamber 6 and is thus oriented vertically.
  • the chamber 26 is bounded by a first wall 26 a, which also forms a vertical outer wall of the furnace 4 at the same time.
  • this wall 26a also performs the function of a partition between the combustion chamber 6 of the furnace 4 and the interior of the chamber 26 of the auxiliary device 20.
  • the chamber 26 is sealed off by a further wall 26b, which is arranged at a distance and substantially parallel to the first wall 26a.
  • first and second walls 26a, 26b a vertically oriented, substantially flat, channel-like cavity of the chamber 26 is formed.
  • first wall 26a is a common wall for both the oven 4 and the chamber 26 of the additional device 20, form in this embodiment, the oven 4 and the additional device 20 is a structural unit.
  • the chamber 26 with its own walls, of which the furnace 4 adjacent wall is provided for a contacting arrangement with the opposite outside of the furnace 4.
  • the chamber 26 and thus also the entire additional device 20 can be implemented as a separate component and thus as a retrofittable accessory.
  • a double-walled arrangement the original purpose of which is better thermal insulation, can now be skillfully used for the formation of the auxiliary device 20 by using the cavity of the double-walled arrangement as the chamber 26 of the auxiliary device.
  • the inlet tube 22 opens into the bottom of the chamber 26.
  • the heat generated in its combustion chamber 6 is not only emitted into the room 2 as radiant heat, but also transmitted through the common wall 26a into the chamber 26, so that the air A located there is heated.
  • a fan 28 is additionally provided at the junction between the inlet pipe 22 and the chamber 26 to the air flow through the chamber 26th to reinforce.
  • the speed of the fan 28 and thus the air flow generated by it is substantially infinitely variable and controllable, under stepless controllability is also a control of the speed of the fan 28 in several discrete steps or stages to understand. Accordingly, the chamber 26 of the auxiliary device 20 takes over the actual function of a heat exchanger in order to heat the fresh air received through the inlet pipe 22 accordingly.
  • the chamber 26 opens at its upper side into a space through which the exhaust pipe socket 8 extends.
  • This located above the combustion chamber 6 space forms the outlet 30 for discharging the heated air, the flow is now shown by arrows "W" schematically shown in the room 2.
  • W the flow is now shown by arrows "W" schematically shown in the room 2.
  • FIGS. 3 a and 3 b a second preferred exemplary embodiment is shown, which differs from the first exemplary embodiment according to FIGS. 1 and 2 in that the chamber 26 is arranged in two adjacent to one another. de, vertically oriented sub-chambers 26 c, 26 d is divided over almost the entire height or vertical length of the chamber 26 separated by a vertically arranged partition wall 26 b and only in the upper region of the chamber 26 are interconnected.
  • the outlet 30 arranged in a similar manner as the inlet 22 in the vicinity of the bottom 2b of the space 2, thereby positioned below the combustion chamber 6 of the furnace 4 and formed as a pipe socket and the fan 28 (not between the inlet pipe 22 and the chamber 26, but) between the chamber 26 and the outlet 30 is arranged.
  • the air A first coming from the inlet pipe 22, flows upwards along the first sub-chamber 26c and then downwards again along the second sub-chamber 26d, and then enters an inlet 32 of the fan 28.
  • Fig. 4 shows a third preferred embodiment, which differs from the first embodiment according to Figures 1 and 2 in that the chamber 26 is divided into three sub-chambers 26f, 26g and 26h, of which the first sub-chamber 26f (in the same way as the chamber 26 as a whole in the first embodiment) is arranged on an outer side of the furnace 4 and provided for guiding the air to be heated A in the upward direction, the second sub-chamber 26g in the region of the exhaust pipe 8 in the horizontal direction above the combustion chamber 6, not shown in Fig. 4 and the third sub-chamber 26h is disposed on the opposite outer side and formed to forward the air to be heated A in the downward direction.
  • This embodiment also differs from the first embodiment according to FIGS.
  • the outlet 30 is arranged in the vicinity of the bottom 2b and designed as a pipe socket and the fan 28 is connected to the connection (not between the inlet pipe 22 and the first sub-chamber 26f, but) between the third sub-chamber 26h and the outlet 30 is arranged.
  • Fig. 5 shows an example of a fourth preferred embodiment, which differs from the first embodiment according to Figures 1 and 2 in particular in that the flue pipe spigot 8 of the furnace 4 with a Rauchabgasverinrungsrohr 8a is provided, at whose free end provided opening 10 a leading out of the space 2 and not shown in the figures exhaust pipe is connected.
  • the auxiliary device 20 is provided with an additional chamber 27 which communicates with the chamber 26, forms a kind of extension of the chamber 26 and at least partially surrounds the smoke exhaust extension tube 8a.
  • the additional chamber 27 in principle in a manner similar to the chamber 26 in the second embodiment according to FIG.
  • the additional chamber 27 includes a likewise extending in the vertical direction partition wall 27c, which separates the two sub-chambers 27a, 27b from each other and extends over almost the entire height of the additional chamber 27, wherein in the upper portion, the two sub-chambers 27a, 27b connected to each other are.
  • the outlet 30 is provided, which is arranged above the furnace 4 in contrast to the first embodiment.
  • a control and regulating unit is provided, which is representative of all mentioned embodiments only in Fig. 1 is shown schematically and designated by the reference numeral "40".
  • a room air temperature sensor 42, an oven temperature sensor 44, an outside temperature sensor 46 and a CO sensor 48 are connected to this control and regulation unit 40.
  • the connection between the control and regulation unit 40 and the sensors 42 to 48 may be wired or wirelessly realized. As can be seen schematically in FIG.
  • the room air temperature sensor 42 and the CO sensor 48 are inside the room 2 and the oven temperature sensor 44 is arranged in the oven 4 above the combustion chamber 6, while the outside temperature sensor 46 is arranged on the outside of the wall 2a delimiting the room 2 is arranged, as shown schematically in Fig. 2, just not the temperature of the room air, but the outside of the room 2 and in particular to capture the prevailing outside of the building containing the space 2.
  • a remote control 50 for example, which communicates wirelessly with the control and regulation unit 40 shown in FIG. 1 and contains important operating elements for the operation of the furnace 4 and the additional device 20, is provided. Also in the remote control 50 also the room air temperature sensor 42 and the CO sensor 48 may be included.
  • control and regulation unit 40 As further shown in FIG. 1, there is the possibility of inputting a room air temperature setpoint RT so n into the control and regulation unit 40, which may preferably take place using the aforementioned remote control 50, and the control unit 40 is further connected to the Shut-off valve 24 and the fan 28 connected to control them as actuators accordingly, which will be described in more detail below.
  • control and regulation unit 40 a control scheme is implemented, after which the butterfly valve 24 and the fan 28 are controlled in response to the output of the room air temperature sensor 42 so that an air flow according to the arrows C, A and W through the additional device 20 is only possible as long as the room air temperature is below the room air temperature setpoint RT so n. Only in this case is opened by the control and regulating unit 40, the butterfly valve 24 and the fan 28 activated. In contrast, increases the room air temperature to a value above the ambient air temperature setpoint so RT n, the control and regulation unit 40 causes closure of the butterfly valve 24 and a shut down of the fan 28th
  • the shut-off flap 24 can preferably be additionally controlled by the control and regulation unit 40, that the effective opening cross-section as n increases with increasing difference of the room temperature to the room air temperature setpoint RT and with decreasing difference is reduced as long as the room temperature is below the room air temperature setpoint RT S0
  • a comparable control scheme is also used with the fan 28 in the present embodiment. Thereafter, the fan 28 is controlled by the control and regulation unit 24 so that the speed of the fan 28 with increasing difference of the room temperature to the room air temperature setpoint RT S0
  • this control and regulation concept is to increase and the speed of the fan 28 to enhance the flow of air generated thereby, the further the room air temperature as n drops below the ambient air temperature setpoint RT, and to decrease the closer the room temperature rises towards the room air temperature setpoint RTson out until the fan 28 is switched off by the control and regulation unit 40 when the room temperature has reached the room air temperature setpoint RTson and possibly even exceeds it.
  • the activation of these two actuators should take place substantially synchronously.
  • control and regulation concept implemented in the control and regulation unit 40 furthermore requires a dependence of the activation of the shut-off flap 24 and of the fan 28 in dependence on the output signal of the oven temperature sensor 44.
  • the butterfly valve 24 is only opened and the fan 28 is activated when the temperature measured by the oven temperature sensor 44 of the furnace 4 generated heat is above a townofentemperatursollwert. In this way, a so-called standby control is realized, which ensures that the additional device 20 only works and thus air is passed through the chamber 26 when the oven 4 also emits sufficient heat. If, on the other hand, the temperature of the heat generated by the oven 4 drops below the minimum oven temperature set point, then the control and regulation unit 40 causes the butterfly valve 24 to close and the fan 28 to be switched off.
  • the mentioned minimum oven temperature setpoint can be specified by the operator. Alternatively, however, it is also conceivable that in the control and regulation unit 40, the minimum oven temperature setpoint is adjusted in dependence on the output signal of the outside temperature sensor 46 such that the minimum oven temperature setpoint is raised when the outside temperature decreases.
  • control and regulating unit 40 has a further feature, according to which in an alternative operating state, regardless of the output signals of the mentioned sensors 42, 44, 46, the shut-off valve 24 is always fully open and the fan 28 is activated. In such an operating state, the control is thus in fact switched off, which offers the possibility of a pure ventilation function, in particular in the case of a cold oven 4.
  • the CO sensor 48 measures the CO content in the room air and causes the control and regulation unit 40 when an upper limit is exceeded to trigger a corresponding alarm.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Ventilation (AREA)
  • Control Of Combustion (AREA)

Abstract

L'invention concerne un dispositif additionnel, destiné à un four (4), qui est adapté pour être utilisé dans une pièce (2) pour chauffer l'air de cette pièce, lequel dispositif comprend une chambre (26) sensiblement fermée qui est configurée pour recevoir de la chaleur du four (4), une première entrée (22) qui est configurée pour conduire de l'air (C) jusque dans la chambre (26) dans laquelle il est chauffé, une sortie (30) qui est configurée pour faire sortie l'air (W), chauffé dans la chambre (26), de la chambre (26) et l'amener dans la pièce (2), une moyen de réglage de flux d'air (24, 28) qui est configuré pour régler le flux d'air (A) à travers la chambre (26), un moyen de mesure de température d'air de pièce (42) qui est configuré pour mesurer la température de l'air de la pièce et un moyen de commande (40) qui est configuré pour commander le moyen de réglage de flux d'air (24, 28) en fonction du signal de sortie du moyen de mesure de température d'air de pièce (42) de façon à ordonner au moyen de réglage de flux d'air (24, 28) à autoriser un flux d'air (A) à travers la chambre (26) seulement lorsque la température de l'air (2) de la pièce est inférieure à une valeur de consigne de température d'air de pièce (TAsoll).
PCT/EP2015/078149 2014-12-16 2015-12-01 Dispositif additionnel destiné à un four et four équipé d'un tel dispositif WO2016096396A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202014009877.8 2014-12-16
DE202014009877.8U DE202014009877U1 (de) 2014-12-16 2014-12-16 Zusatzvorrichtung für einen Ofen sowie Ofen mit einer solchen Vorrichtung

Publications (1)

Publication Number Publication Date
WO2016096396A1 true WO2016096396A1 (fr) 2016-06-23

Family

ID=52430647

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2015/078149 WO2016096396A1 (fr) 2014-12-16 2015-12-01 Dispositif additionnel destiné à un four et four équipé d'un tel dispositif

Country Status (2)

Country Link
DE (1) DE202014009877U1 (fr)
WO (1) WO2016096396A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4250867A (en) * 1977-10-03 1981-02-17 Andersen John I Heating unit
DE3211488A1 (de) 1982-03-29 1983-10-06 Gerhard Klee Einrichtung zur zufuehrung von verbrennungsfrischluft fuer feuerstaetten wie heizoefen, kamine o.dgl. in umschlossenen raeumen
US4503836A (en) * 1982-03-17 1985-03-12 Ting Enterprises, Inc. Fireplace and stove apparatus
FR2560670A1 (fr) * 1984-03-05 1985-09-06 Laurent Paul Systeme de regulation d'air chaud pour recuperateur de cheminee.
EP1306625A2 (fr) * 2001-10-24 2003-05-02 Kurt Wallenfang Appareil pour régler l'humidité
DE102006062535B4 (de) 2006-12-29 2009-04-30 Karl-Heinz Wolf Zusatzeinrichtung für Kaminöfen
US20130206133A1 (en) * 2012-02-10 2013-08-15 Fmi Products Llc X-vent
EP2775210A1 (fr) * 2013-03-08 2014-09-10 Karl Stefan Riener Four

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4250867A (en) * 1977-10-03 1981-02-17 Andersen John I Heating unit
US4503836A (en) * 1982-03-17 1985-03-12 Ting Enterprises, Inc. Fireplace and stove apparatus
DE3211488A1 (de) 1982-03-29 1983-10-06 Gerhard Klee Einrichtung zur zufuehrung von verbrennungsfrischluft fuer feuerstaetten wie heizoefen, kamine o.dgl. in umschlossenen raeumen
FR2560670A1 (fr) * 1984-03-05 1985-09-06 Laurent Paul Systeme de regulation d'air chaud pour recuperateur de cheminee.
EP1306625A2 (fr) * 2001-10-24 2003-05-02 Kurt Wallenfang Appareil pour régler l'humidité
DE102006062535B4 (de) 2006-12-29 2009-04-30 Karl-Heinz Wolf Zusatzeinrichtung für Kaminöfen
US20130206133A1 (en) * 2012-02-10 2013-08-15 Fmi Products Llc X-vent
EP2775210A1 (fr) * 2013-03-08 2014-09-10 Karl Stefan Riener Four

Also Published As

Publication number Publication date
DE202014009877U1 (de) 2015-01-12

Similar Documents

Publication Publication Date Title
EP2191205B1 (fr) Four de cuisson à ouverture de sortie d'air
AT389753B (de) Belueftungsanordnung an einer feuerstaette
AT505769B1 (de) Ofen
DE2054607A1 (de) Automatische Regelvorrichtung fur Tieföfen
DE2819552A1 (de) Heizungsanlage
DE102010041909B4 (de) Holzvergaserkessel für feste Brennstoffe
AT510964B1 (de) Zuluftsteuervorrichtung für primär- und/oder sekundärluft für eine heizeinrichtung sowie damit ausgestattete heizeinrichtung
AT390135B (de) Heizkamin
WO2016096396A1 (fr) Dispositif additionnel destiné à un four et four équipé d'un tel dispositif
DE19546641C2 (de) Backofen
DE2054608C3 (de) Brenneranordnung in Wärmöfen, insbesondere Tiefofen
EP2071243B1 (fr) Installation de combustion, notamment cheminées ou poêles en faïence
DE10012485A1 (de) Einrichtung zur Steuerung der Zufuhr von Verbrennungsluft zum Brennraum einer Einzelfeuerstätte beispielsweise eines Ofens, Kaminofens, Herdes oder dergleichen
WO2013120578A1 (fr) Procédé et dispositif d'alimentation en air de combustion à surface optimisée dans la chambre de combustion primaire d'une chambre de four à coke du type avec ou sans récupération de chaleur
AT503346B1 (de) Verbrennungsvorrichtung mit einer einrichtung zur regelung der luftzufuhr
DE202010018171U1 (de) Ofeneinrichtung
EP2775209A1 (fr) Four
AT405763B (de) Heizungskessel mit einem oberen brennstoff-füllraum
DE3145273C2 (de) Offener Heizkamin
DE10048454B4 (de) Regeleinrichtung für das Brennstoff-/Luftverhältnis eines Gebläsebrenners
DE3540540A1 (de) Verbrennungsofen, insbesondere zur haeuslichen beheizung
DE202007001843U1 (de) Kaminofen
CH665270A5 (de) Heiz- oder entlueftungsvorrichtung in einem gebaeude.
AT398125B (de) Temperaturregler ohne hilfsenergie
EP2287551B1 (fr) Batterie chaude terminale pour installation de combustion

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 15801876

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 15801876

Country of ref document: EP

Kind code of ref document: A1