JPH08159530A - Total heat exchanger - Google Patents

Total heat exchanger

Info

Publication number
JPH08159530A
JPH08159530A JP32939094A JP32939094A JPH08159530A JP H08159530 A JPH08159530 A JP H08159530A JP 32939094 A JP32939094 A JP 32939094A JP 32939094 A JP32939094 A JP 32939094A JP H08159530 A JPH08159530 A JP H08159530A
Authority
JP
Japan
Prior art keywords
exhaust
outside air
total heat
air
blower
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP32939094A
Other languages
Japanese (ja)
Inventor
Kimio Kouda
祈実男 国府田
Hitoshi Saito
斉 斎藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ebara Corp
Original Assignee
Ebara Corp
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 Ebara Corp filed Critical Ebara Corp
Priority to JP32939094A priority Critical patent/JPH08159530A/en
Publication of JPH08159530A publication Critical patent/JPH08159530A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To provide a total heat exchanger in which a suitable air flow rate can be controlled from the pressure loss by providing an air flow rate regulator having a simple structure. CONSTITUTION: A total heat exchanger comprises a total heat exchanging element 3, an exhaust blower 11 and an atmosphere blower 10, etc., disposed in a housing 30, and has the switching function of a total heat exchanging mode and a normal ventilating mode. Accordingly, air flow rate regulators 6, 7 of an atmosphere suction port 5 and an exhaust air suction port 4 are provided. Differential pressure sensors 18, 19 for detecting the pressure losses of the regulators 6, 7 are provided to control the numbers of revolutions of an exhaust blower 11 and an atmosphere blower 10 according to the outputs of the sensors 18, 19, and a blower drive controller 20 for controlling the atmosphere flow rate and the exhaust air flow rate so that a static pressure becomes a suitable value is provided.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は吸い込み外気と吸い込み
排気の間で全熱交換を行なう全熱交換器に関し、風量調
節装置の圧力損失を検知し静圧が適切な値になるように
外気及び排気風量を制御する全熱交換器に関するもので
ある。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a total heat exchanger for exchanging total heat between suctioned outside air and suctioned exhaust air. The present invention relates to a total heat exchanger that controls the exhaust air volume.

【0002】[0002]

【従来技術】従来より、室内の空気を屋外へ排気し、屋
外の空気を室内へ給気する換気に、室内からの排気と屋
外から給気する外気の間で全熱交換する全熱交換器が使
用されている。この種の全熱交換器は筐体内部に、全熱
交換素子、排気送風機、外気送風機を配置すると共に、
屋外の外気を全熱交換素子の外気側通路を経て室内に導
く外気通路と、室内の排気を全熱交換素子の排気側通路
を経て屋外に導く排気通路と、外気を全熱交換素子をバ
イパスして室内に送る外気バイパス通路と、排気を全熱
交換素子をバイパスして屋外に導く排気バイパス通路を
有し、外気通路と排気通路を同時に使用する全熱交換運
転モードと、外気バイパス通路と排気バイパス通路を同
時に使用する普通換気運転モードとの切替機能を具備す
る。
2. Description of the Related Art Conventionally, a total heat exchanger for exhausting indoor air to the outside and supplying the outdoor air to the room for total heat exchange between the exhaust air from the room and the outside air supplied from the outdoors. Is used. This type of total heat exchanger has a total heat exchange element, an exhaust air blower, and an outside air blower arranged inside the housing.
An outdoor air passage that guides outdoor outdoor air to the room through the outdoor air passage of the total heat exchange element, an exhaust air passage that guides indoor exhaust air to the outdoor through the exhaust air passage of the total heat exchange element, and an outdoor air bypasses the total heat exchange element And an outside air bypass passage for sending the exhaust gas indoors, and an exhaust bypass passage for guiding the exhaust air to the outside by bypassing the total heat exchange element, and a total heat exchange operation mode in which the outside air passage and the exhaust passage are simultaneously used, and an outside air bypass passage. It has a function to switch to the normal ventilation operation mode that uses the exhaust bypass passage at the same time.

【0003】この種の全熱交換器は、設置現場によって
異なる風量や機外静圧を適切に保つため、全熱交換器の
外気通路、排気通路、外気バイパス通路、排気バイパス
通路の各送風通路内にそれぞれ開口比の異なるパンチン
グメタル等の空気抵抗板を配して風量調節を行ってい
る。また、全熱交換器に前記パンチングメタル等の空気
抵抗板を設置した後は手動ダンパなどで風量の微調整を
行っている場合が多い。
In this type of total heat exchanger, in order to properly maintain the air volume and the static pressure outside the machine which differ depending on the installation site, the air passages of the outside air passage, the exhaust passage, the outside air bypass passage, and the exhaust bypass passage of the total heat exchanger. Air resistance plates such as punching metal with different opening ratios are placed inside to control the air volume. Further, after the air resistance plate such as the punching metal is installed in the total heat exchanger, the air volume is often finely adjusted by a manual damper or the like.

【0004】[0004]

【発明が解決しようとする課題】しかしながら、従来の
方法では前記各通路内に夫々開口比の異なるパンチング
メタル等の空気抵抗板を配して風量調節を行っているの
で、現場の条件に合致した形状の空気抵抗板が必要とな
り、量産することも困難でコストも高くなると云う問題
があった。
However, in the conventional method, the air flow rate is adjusted by arranging the air resistance plates such as punching metal or the like having different opening ratios in the respective passages, so that the conditions of the site are met. There is a problem in that a shaped air resistance plate is required, mass production is difficult, and the cost is high.

【0005】また、全熱交換器を現場に設置した後の風
量の微調整は手動のダンパなどで行っているので現場で
の調整が非常に煩雑になると云う問題があった。
Further, since the fine adjustment of the air volume after the total heat exchanger is installed on site is performed by a manual damper or the like, there is a problem that the adjustment on site becomes very complicated.

【0006】本発明は上述の点に鑑みてなされたもの
で、上記問題点を除去し、簡単な構造の風量調節装置を
設け、その圧力損失から適切風量を制御することができ
る全熱交換器を提供することを目的とする。
The present invention has been made in view of the above points, and eliminates the above-mentioned problems, provides an air volume adjusting device having a simple structure, and is capable of controlling an appropriate air volume from the pressure loss thereof. The purpose is to provide.

【0007】[0007]

【課題を解決するための手段】上記課題を解決するため
本発明は、図1に示すように、筐体30の内部に、全熱
交換素子3、排気送風機11、外気送風機10を配置す
ると共に、外気送風機10により屋外に連通する外気吸
込口5から吸い込んだ外気を全熱交換素子3の外気側通
路を経て室内に連通する外気吐出口12へ送る外気通路
と、排気送風機11で室内に連通する排気吸込口4から
吸い込んだ排気を全熱交換素子3の排気側通路を経て屋
外に連通する排気吐出口13へ送る排気通路と、外気吸
込口5から吸い込んだ外気を全熱交換素子3をバイパス
して外気吐出口12へ送る外気バイパス通路14と、排
気吸込口4から吸い込んだ排気を全熱交換素子3をバイ
パスして排気吐出口13に送る排気バイパス通路15を
有し、外気通路と排気通路を同時に使用する全熱交換運
転モード(図1参照)と、外気バイパス通路と排気バイ
パス通路を同時に使用する普通換気運転モード(図2参
照)との切替機能を具備する全熱交換器において、図3
に示すように、外気吸込口5及び排気吸込口4のそれぞ
れにその端部から離れた位置に抵抗板33を設け、該端
部と抵抗板33の間隔Sを調節することにより吸い込む
外気風量及び排気風量を調節する風量調節装置6、7を
設けたことを特徴とする。
In order to solve the above-mentioned problems, according to the present invention, as shown in FIG. 1, a total heat exchange element 3, an exhaust blower 11, and an outside air blower 10 are arranged inside a housing 30. , An outside air passage for sending the outside air sucked from the outside air suction port 5 communicating with the outside by the outside air blower 10 to the outside air discharge port 12 communicating with the room through the outside air side passage of the total heat exchange element 3, and communicating with the room with the exhaust blower 11. The exhaust passage for sending the exhaust gas sucked from the exhaust air suction port 4 to the exhaust discharge port 13 communicating with the outside through the exhaust side passage of the total heat exchange element 3 and the outside air sucked from the outside air suction port 5 for the total heat exchange element 3. It has an outside air bypass passage 14 that bypasses and sends to the outside air discharge port 12, and an exhaust bypass passage 15 that sends exhaust gas sucked from the exhaust air intake port 4 to the exhaust gas discharge port 13 by bypassing the total heat exchange element 3. A total heat exchanger having a switching function between a total heat exchange operation mode in which the air passage is used simultaneously (see FIG. 1) and a normal ventilation operation mode in which the outside air bypass passage and the exhaust bypass passage are simultaneously used (see FIG. 2) , Fig. 3
As shown in FIG. 5, a resistance plate 33 is provided at a position apart from the end of each of the outside air intake port 5 and the exhaust air intake port 4, and the distance S between the end part and the resistance plate 33 is adjusted so that the amount of outside air sucked and It is characterized in that air volume adjusting devices 6 and 7 for adjusting the exhaust air volume are provided.

【0008】また、風量調節装置6、7のそれぞれ圧力
損失を検出する差圧センサ18、19を設け、該差圧セ
ンサ18、19の出力により、排気送風機11及び外気
送風機10の回転数を制御し静圧が適切な値になるよう
に外気風量及び排気風量を制御する送風機駆動制御装置
20を設けたことを特徴とする。
Further, differential pressure sensors 18 and 19 for detecting the pressure loss of the air volume adjusting devices 6 and 7 are provided, and the rotational speeds of the exhaust blower 11 and the outside air blower 10 are controlled by the outputs of the differential pressure sensors 18 and 19. The blower drive control device 20 is provided to control the outside air flow rate and the exhaust air flow rate so that the static pressure becomes an appropriate value.

【0009】[0009]

【作用】本発明では上述のように、外気吸込口5及び排
気吸込口4に設けた簡単な構造の風量調節装置6、7の
抵抗板33の位置を調節することにより吸い込む外気風
量及び排気風量を調節することができる。
In the present invention, as described above, by adjusting the positions of the resistance plates 33 of the air volume adjusting devices 6 and 7 of the simple structure provided in the outside air intake port 5 and the exhaust air intake port 4, the outside air air volume and the exhaust air volume to be sucked in. Can be adjusted.

【0010】また、風量調節装置6、7のそれぞれ圧力
損失を差圧センサ18、19で検出し、送風機駆動制御
装置20に送ることにより、送風機駆動制御装置20は
図4に示す圧力損失特性から適切な静圧なる風量を算出
し、該風量になるように外気送風機10及び排気送風機
11の回転数を制御するので、常に適切な外気風量及び
排気風量が得られる。
Further, the pressure loss of each of the air volume adjusting devices 6 and 7 is detected by the differential pressure sensors 18 and 19 and sent to the blower drive control device 20, so that the blower drive control device 20 has the pressure loss characteristics shown in FIG. Since the air volume having an appropriate static pressure is calculated and the rotation speeds of the outside air blower 10 and the exhaust air blower 11 are controlled so as to be the air volumes, an appropriate outside air air volume and exhaust air volume can always be obtained.

【0011】[0011]

【実施例】以下、本発明の一実施例を図面に基づいて詳
細に説明する。図1は本発明の全熱交換器の構成及び全
熱交換気モ−ドにおける空気の流れを示す図である。図
示するように、本全熱交換器は排気吸込チャンバ1及び
外気吸込チャンバ2を具備し、該排気吸込チャンバ1と
外気吸込チャンバ2の境界部に全熱交換素子3が配置さ
れた構成である。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a diagram showing the structure of the total heat exchanger of the present invention and the flow of air in the total heat exchange air mode. As shown in the figure, the total heat exchanger has an exhaust suction chamber 1 and an outside air suction chamber 2, and a total heat exchange element 3 is arranged at a boundary portion between the exhaust suction chamber 1 and the outside air suction chamber 2. .

【0012】排気吸込チャンバ1には、室内の空気を吸
い込む排気吸込口4が設けられ、外気吸込チャンバ2に
は外気を吸い込む外気吸込口5が設けられている。排気
吸込口4及び外気吸込口5にはそれぞれ後に詳述する風
量調節装置6、7が設けられている。全熱交換素子3の
排気吸込チャンバ1及び外気吸込チャンバ2に対向する
面にはそれぞれフィルタ8、9が設けられている。
The exhaust suction chamber 1 is provided with an exhaust suction port 4 for sucking indoor air, and the outside air suction chamber 2 is provided with an outside air suction port 5 for sucking outside air. The exhaust air intake port 4 and the outside air intake port 5 are provided with air volume adjusting devices 6 and 7, respectively, which will be described in detail later. Filters 8 and 9 are provided on the surfaces of the total heat exchange element 3 that face the exhaust gas suction chamber 1 and the external air suction chamber 2, respectively.

【0013】また、10は外気を送る外気送風機、11
は室内空気を排気する排気送風機、12は外気送風機1
0の吐出口が連通する外気吐出口、13は排気送風機1
1の吐出口が連通する排気吐出口、14は外気バイパス
通路、15は排気バイパス通路、16は外気バイパスダ
ンパ、17は排気バイパスダンパ、18、19は差圧セ
ンサ、20は送風機駆動制御装置である。
Further, 10 is an outside air blower for sending outside air, and 11
Is an exhaust blower for exhausting indoor air, and 12 is an outside air blower 1.
0 is a communication port for the outside air, 13 is an exhaust blower 1
1 is an exhaust discharge port communicating with the discharge port, 14 is an outside air bypass passage, 15 is an exhaust bypass passage, 16 is an outside air bypass damper, 17 is an exhaust bypass damper, 18 and 19 are differential pressure sensors, and 20 is a blower drive control device. is there.

【0014】上記構成の全熱交換器において、全熱交換
気モ−ドの時は排気バイパスダンパ17は排気バイパス
通路15を閉鎖し、外気バイパスダンパ16は外気バイ
パス通路14を閉鎖する。この状態で外気吸込口5から
吸い込まれた外気は風量調節装置7、フィルタ8を通
り、全熱交換素子3の外気側通路を通って外気送風機1
0により、外気吐出口12から室内へ給気される。
In the total heat exchanger having the above structure, the exhaust bypass damper 17 closes the exhaust bypass passage 15 and the outside air bypass damper 16 closes the outside air bypass passage 14 in the total heat exchange air mode. In this state, the outside air sucked through the outside air suction port 5 passes through the air volume adjusting device 7 and the filter 8, and passes through the outside air side passage of the total heat exchange element 3 to the outside air blower 1
By 0, the air is supplied from the outside air outlet 12 into the room.

【0015】同時に排気吸込口4から吸い込まれた排気
は風量調節装置6、フィルタ9を通り、全熱交換素子3
の排気側通路を通って排気送風機11により、排気吐出
口13から屋外へ排気される。そして全熱交換素子3で
はその外気側通路を通る外気と排気側通路を通る排気の
間で全熱交換が行なわれる。
At the same time, the exhaust gas sucked from the exhaust gas intake port 4 passes through the air volume adjusting device 6 and the filter 9, and the total heat exchange element 3
The air is discharged from the exhaust discharge port 13 to the outside by the exhaust blower 11 through the exhaust side passage. In the total heat exchange element 3, total heat is exchanged between the outside air passing through the outside air passage and the exhaust gas passing through the exhaust passage.

【0016】また、普通換気モ−ド(全熱交換しない)
の時は図2に示すように、排気バイパスダンパ17を開
放して排気バイパス通路15を開放し、外気バイパスダ
ンパ16を開放し外気バイパス通路14を開放する。こ
の状態で外気吸込口5から吸い込まれた外気は風量調節
装置7を通り、外気バイパス通路14を通って全熱交換
素子3をバイパスし、外気送風機10により外気吐出口
12にから室内に給気される。同時に排気吸込口4から
吸い込まれた排気は風量調節装置6を通り、排気バイパ
ス通路15を通って全熱交換素子3をバイパスし、排気
送風機11により排気吐出口13から屋外へ排気され
る。
Ordinary ventilation mode (no total heat exchange)
At this time, as shown in FIG. 2, the exhaust bypass damper 17 is opened to open the exhaust bypass passage 15, the outside air bypass damper 16 is opened, and the outside air bypass passage 14 is opened. In this state, the outside air sucked through the outside air suction port 5 passes through the air volume adjusting device 7, the outside air bypass passage 14, bypasses the total heat exchange element 3, and is supplied to the room from the outside air discharge port 12 by the outside air blower 10. To be done. At the same time, the exhaust gas sucked from the exhaust gas intake port 4 passes through the air volume adjusting device 6, passes through the exhaust gas bypass passage 15 and bypasses the total heat exchange element 3, and is exhausted to the outside from the exhaust gas discharge port 13 by the exhaust air blower 11.

【0017】図3は風量調節装置6、7の構造を示す図
である。全熱交換器の筐体30にフランジ31で取り付
けられた円筒状の排気吸込口4又は外気吸込口5の端部
内側に複数本の全ネジ棒32が溶接されて取り付けられ
ており、該全ネジ棒32に円板状の抵抗板33がナット
34で排気吸込口4又は外気吸込口5の端部から所定寸
法Sだけ離れた位置に固定されている。排気吸込口4又
は外気吸込口5から吸い込まれる排気又は外気の風量は
前記寸法Sを調節し、抵抗板33による圧力損失を調節
することにより行なう。
FIG. 3 is a view showing the structure of the air volume adjusting devices 6 and 7. A plurality of all screw rods 32 are welded and attached to the inside of the end of the cylindrical exhaust suction port 4 or the outside air suction port 5 attached to the housing 30 of the total heat exchanger with the flange 31, A disk-shaped resistance plate 33 is fixed to the screw rod 32 by a nut 34 at a position separated from the end of the exhaust air suction port 4 or the outside air suction port 5 by a predetermined dimension S. The air volume of the exhaust air or the outside air sucked through the exhaust air suction port 4 or the outside air suction port 5 is adjusted by adjusting the size S and adjusting the pressure loss by the resistance plate 33.

【0018】図4は前記抵抗板33による圧力損失と風
量の関係を示す図である。図示するように抵抗板33の
圧力損失は排気吸込口4又は外気吸込口5の端部と抵抗
板33の間の寸法Sの大きさにより変化する。即ち、同
じ風量であっても、寸法Sが小さければ圧力損失は大き
く、寸法Sが大きければ圧力損失は小さい。
FIG. 4 is a diagram showing the relationship between the pressure loss due to the resistance plate 33 and the air volume. As shown in the figure, the pressure loss of the resistance plate 33 changes depending on the size of the dimension S between the end portion of the exhaust suction port 4 or the outside air suction port 5 and the resistance plate 33. That is, even if the air volume is the same, if the size S is small, the pressure loss is large, and if the size S is large, the pressure loss is small.

【0019】風量調節を行なうには、上記構成の全熱交
換器を設置し、先ず全熱交換気モ−ド(図1参照)にお
ける前記寸法Sを、全熱交換器の設置現場の使用に合わ
せて調節する。そして外気吸込チャンバ2内で風量調節
装置7の抵抗板33の圧力損失を差圧センサ19で検出
すると共に、排気吸込チャンバ1内で、風量調節装置6
の抵抗板33の圧力損失を差圧センサ18で検出信号を
送風機駆動制御装置20に送る。
In order to adjust the air volume, the total heat exchanger having the above-mentioned structure is installed, and first, the size S in the total heat exchange air mode (see FIG. 1) is set for use at the installation site of the total heat exchanger. Adjust accordingly. Then, the pressure loss of the resistance plate 33 of the air volume adjusting device 7 in the outside air suction chamber 2 is detected by the differential pressure sensor 19, and the air volume adjusting device 6 in the exhaust air suction chamber 1 is detected.
The differential pressure sensor 18 sends a detection signal to the blower drive controller 20 to detect the pressure loss of the resistance plate 33.

【0020】送風機駆動制御装置20は、図4の圧力損
失特性から適切な静圧となるような排気風量及び外気風
量を算出し、排気風量及び外気風量が該適切な風量にな
るようインバータ22、21を介して、排気送風機1
1、外気送風機10の回転数を制御する。
The blower drive control device 20 calculates the exhaust air volume and the outside air volume from the pressure loss characteristic of FIG. 4 so as to have an appropriate static pressure, and the inverter 22, so that the exhaust air volume and the outside air volume become the appropriate air volume. Exhaust blower 1 through 21
1. Control the rotation speed of the outside air blower 10.

【0021】また、普通換気モード(図2参照)は、全
熱交換器内の排気通路及び外気通路の圧力損失が減少す
る(全熱交換素子3、フィルタ8、9等を通らない分)
から、送風機駆動制御装置20は差圧センサ18及び1
9で検出信号に基づき、適切な静止となる排気風量及び
外気風量を図4の圧力損失特性から算出し、該算出した
風量になるように排気送風機11、外気送風機10の回
転数を制御する。
In the normal ventilation mode (see FIG. 2), the pressure loss in the exhaust passage and the outside air passage in the total heat exchanger is reduced (the total heat exchange element 3, the filters 8 and 9 are not passed).
From the blower drive control device 20, the differential pressure sensors 18 and 1
Based on the detection signal, the exhaust air flow rate and the outdoor air flow rate that are appropriate at standstill are calculated from the pressure loss characteristics of FIG. 4, and the rotation speeds of the exhaust blower 11 and the outside air blower 10 are controlled so as to reach the calculated air flow rates.

【0022】上述したように上記実施例によれば、前記
排気吸込口4及び外気吸込口5に同一形状の円板状の抵
抗板33を、排気吸込口4及び外気吸込口5の端部から
の寸法Sを調節でるように全ネジ棒32で取り付けると
いう簡単な構造の風量調節装置6、7を設け、該差圧セ
ンサ18、19で抵抗板33の圧力損失を検出し、送風
機駆動制御装置20で該検出信号に基づいて適切な静圧
となる排気風量及び外気風量を算出し、該風量になるよ
うに排気送風機11、外気送風機10の回転数を制御す
るので、簡単な構成で排気及び外気風量の調節及び制御
ができる。なお、風量制御は本例に示す一定風量制御の
みならず可変風量制御にも適用可能である。
As described above, according to the above embodiment, the disc-shaped resistance plates 33 having the same shape are provided on the exhaust suction port 4 and the outside air suction port 5 from the end portions of the exhaust suction port 4 and the outside air suction port 5, respectively. The air flow rate adjusting devices 6 and 7 having a simple structure in which all the threaded rods 32 are attached to adjust the size S of the device are provided, and the pressure loss of the resistance plate 33 is detected by the differential pressure sensors 18 and 19, and the blower drive control device. At 20, the exhaust air volume and the outside air volume that become the appropriate static pressure are calculated based on the detection signal, and the rotation speeds of the exhaust blower 11 and the outside air blower 10 are controlled so that the air volume becomes the appropriate air volume. The amount of outside air can be adjusted and controlled. The air volume control can be applied not only to the constant air volume control shown in this example but also to the variable air volume control.

【0023】[0023]

【発明の効果】以上、詳細に説明したように本発明によ
れば、下記のような優れた効果が期待される。 (1)外気吸込口及び排気吸込口にそれぞれ抵抗板を設
け、該抵抗板の位置を調整することにより、風量(圧力
損失)を調整する簡単な構造の風量調節手段を設けるの
で、風量調節手段に同一形状の抵抗板を用いることがで
き、大幅にコストダウンが図れる。
As described in detail above, according to the present invention, the following excellent effects are expected. (1) Since a resistance plate is provided at each of the outside air intake port and the exhaust air intake port, and the position of the resistance plate is adjusted, the air volume adjusting means having a simple structure for adjusting the air volume (pressure loss) is provided. It is possible to use a resistance plate having the same shape as the above, and it is possible to significantly reduce the cost.

【0024】(2)また、外気吸込口及び排気吸込口に
設けた風量調節手段のそれぞれ圧力損失を検出する圧力
損失検出手段を設け、該圧力損失検出手段で検出した圧
力損失により、排気送風機及び外気送風機の回転数を制
御し静圧が適切な値になるように前記外気風量及び排気
風量を制御する風量制御手段を設けたので、従来のよう
に現場での風量の微量調整が不要となる。
(2) Further, pressure loss detecting means for detecting pressure loss of each of the air amount adjusting means provided at the outside air suction port and the exhaust air suction port is provided, and the exhaust blower and the air blower are detected by the pressure loss detected by the pressure loss detecting means. Since the air volume control means for controlling the rotation speed of the outside air blower and controlling the outside air volume and the exhaust air volume so that the static pressure becomes an appropriate value is provided, it is not necessary to minutely adjust the air volume on site as in the conventional case. .

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明の全熱交換器の構成及び全熱交換気モ−
ドにおける空気の流れを示す図である。
FIG. 1 is a schematic diagram of a total heat exchanger of the present invention and a total heat exchange air mode.
It is a figure which shows the flow of the air in C.

【図2】本発明の全熱交換器の構成及び普通換気モ−ド
における空気の流れを示す図である。
FIG. 2 is a diagram showing a structure of a total heat exchanger of the present invention and a flow of air in a normal ventilation mode.

【図3】風量調節装置の構造を示す図である。FIG. 3 is a diagram showing a structure of an air volume adjusting device.

【図4】風量調節装置の圧力損失特性を示す図である。FIG. 4 is a diagram showing a pressure loss characteristic of an air volume adjusting device.

【符号の説明】[Explanation of symbols]

1 排気吸込チャンバ 2 外気吸込チャンバ 3 全熱交換素子 4 排気吸込口 5 外気吸込口 6 風量調節装置 7 風量調節装置 8 フィルタ 9 フィルタ 10 外気送風機 11 排気送風機 12 外気吐出口 13 排気吐出口 14 外気バイパス通路 15 排気バイパス通路 16 外気バイパスダンパ 17 排気バイパスダンパ 18 差圧センサ 19 差圧センサ 20 送風機駆動制御装置 21 インバータ 22 インバータ 30 筐体 31 フランジ 32 全ネジ棒 33 抵抗板 34 ナット 1 Exhaust Suction Chamber 2 Outside Air Suction Chamber 3 Total Heat Exchange Element 4 Exhaust Suction Port 5 Outside Air Suction Port 6 Air Volume Control Device 7 Air Volume Control Device 8 Filter 9 Filter 10 Outside Air Blower 11 Exhaust Blower 12 Outside Air Discharge Port 13 Exhaust Discharge Port 14 Outside Air Bypass Passage 15 Exhaust bypass passage 16 Outside air bypass damper 17 Exhaust bypass damper 18 Differential pressure sensor 19 Differential pressure sensor 20 Blower drive control device 21 Inverter 22 Inverter 30 Enclosure 31 Flange 32 All screw rod 33 Resistance plate 34 Nut

Claims (2)

【特許請求の範囲】[Claims] 【請求項1】 筐体内部に、全熱交換素子、排気送風
機、外気送風機を配置すると共に、前記外気送風機によ
り屋外に連通する外気吸込口から吸い込んだ外気を前記
全熱交換素子の外気側通路を経て室内に連通する外気吐
出口へ送る外気通路と、前記排気送風機で室内に連通す
る排気吸込口から吸い込んだ排気を前記全熱交換素子の
排気側通路を経て屋外に連通する排気吐出口へ送る排気
通路と、前記外気吸込口から吸い込んだ外気を前記全熱
交換素子をバイパスして前記外気吐出口へ送る外気バイ
パス通路と、前記排気吸込口から吸い込んだ排気を前記
全熱交換素子をバイパスして前記排気吐出口に送る排気
バイパス通路を有し、前記外気通路と前記排気通路を同
時に使用する全熱交換運転モードと、前記外気バイパス
通路と前記排気バイパス通路を同時に使用する普通換気
運転モードとの切替機能を具備する全熱交換器におい
て、 前記外気吸込口及び排気吸込口のそれぞれにその端部か
ら離れた位置に抵抗板を設け、該端部と抵抗板の間隔を
調節することにより吸い込む外気風量及び排気風量を調
節する風量調節手段を設けたことを特徴とする全熱交換
器。
1. A total heat exchange element, an exhaust air blower, and an outside air blower are arranged inside the housing, and outside air sucked from an outside air suction port communicating with the outside air by the outside air blower is connected to the outside air passage of the all heat exchange element. To the outside air passage communicating with the inside of the room through the exhaust air blower, and the exhaust air sucked from the exhaust suction port communicating with the room with the exhaust blower to the exhaust discharge port communicating with the outside through the exhaust side passage of the total heat exchange element. An exhaust passage for sending, an outside air bypass passage for sending the outside air sucked from the outside air intake port to the outside air discharge port by bypassing the total heat exchange element, and an exhaust gas sucked from the exhaust air intake port for bypassing the total heat exchange element. A total heat exchange operation mode in which there is an exhaust bypass passage for sending to the exhaust discharge port, and the outside air passage and the exhaust passage are used at the same time; and the outside air bypass passage and the exhaust bypass. In the total heat exchanger having the function of switching to the normal ventilation operation mode in which the exhaust passage is used at the same time, a resistance plate is provided at a position apart from the end of each of the outside air intake port and the exhaust intake port, and the end part is provided. A total heat exchanger, characterized in that it is provided with an air volume adjusting means for adjusting the amount of outside air to be sucked in and the amount of exhaust air by adjusting the distance between the resistance plate and the resistance plate.
【請求項2】 前記風量調節手段のそれぞれ圧力損失を
検出する圧力損失検出手段を設け、 前記圧力検出手段のそれぞれの出力により、排気送風機
及び外気送風機の回転数を制御し静圧が適切な値になる
ように前記外気風量及び排気風量を制御する風量制御手
段を設けたことを特徴とする請求項1に記載の全熱交換
器。
2. The pressure loss detecting means for detecting the pressure loss of each of the air volume adjusting means is provided, and the rotation speed of the exhaust blower and the outside air blower is controlled by the output of each of the pressure detecting means so that the static pressure has an appropriate value. The total heat exchanger according to claim 1, further comprising an air volume control means for controlling the outside air volume and the exhaust air volume so as to achieve the following.
JP32939094A 1994-12-02 1994-12-02 Total heat exchanger Pending JPH08159530A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP32939094A JPH08159530A (en) 1994-12-02 1994-12-02 Total heat exchanger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP32939094A JPH08159530A (en) 1994-12-02 1994-12-02 Total heat exchanger

Publications (1)

Publication Number Publication Date
JPH08159530A true JPH08159530A (en) 1996-06-21

Family

ID=18220905

Family Applications (1)

Application Number Title Priority Date Filing Date
JP32939094A Pending JPH08159530A (en) 1994-12-02 1994-12-02 Total heat exchanger

Country Status (1)

Country Link
JP (1) JPH08159530A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006038449A (en) * 2005-07-27 2006-02-09 Daikin Ind Ltd Heat exchange unit
JP2008151416A (en) * 2006-12-18 2008-07-03 Mitsui Home Co Ltd Air pressure management system for house
CN100414192C (en) * 2004-06-09 2008-08-27 乐金电子(天津)电器有限公司 Ventilator
JP2010144949A (en) * 2008-12-16 2010-07-01 Fuji Denki Sosetsu Co Ltd Air conditioning system for server room or the like
JP4567848B2 (en) * 2000-07-10 2010-10-20 ミサワホーム株式会社 Central ventilation
KR101103196B1 (en) * 2003-05-23 2012-01-04 피비헥스 비.브이. Ventilation system
JP2017116149A (en) * 2015-12-22 2017-06-29 パナソニックIpマネジメント株式会社 Heat exchange-type ventilation device using heat-transfer element
WO2017110055A1 (en) * 2015-12-22 2017-06-29 パナソニックIpマネジメント株式会社 Heat exchange type ventilation device
RU2727286C1 (en) * 2019-02-22 2020-07-21 Частное Акционерное Общество "Вентиляционные системы" Ventilation plant with heat and energy recovery

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4567848B2 (en) * 2000-07-10 2010-10-20 ミサワホーム株式会社 Central ventilation
KR101103196B1 (en) * 2003-05-23 2012-01-04 피비헥스 비.브이. Ventilation system
CN100414192C (en) * 2004-06-09 2008-08-27 乐金电子(天津)电器有限公司 Ventilator
JP2006038449A (en) * 2005-07-27 2006-02-09 Daikin Ind Ltd Heat exchange unit
JP2008151416A (en) * 2006-12-18 2008-07-03 Mitsui Home Co Ltd Air pressure management system for house
JP2010144949A (en) * 2008-12-16 2010-07-01 Fuji Denki Sosetsu Co Ltd Air conditioning system for server room or the like
JP2017116149A (en) * 2015-12-22 2017-06-29 パナソニックIpマネジメント株式会社 Heat exchange-type ventilation device using heat-transfer element
WO2017110055A1 (en) * 2015-12-22 2017-06-29 パナソニックIpマネジメント株式会社 Heat exchange type ventilation device
RU2727286C1 (en) * 2019-02-22 2020-07-21 Частное Акционерное Общество "Вентиляционные системы" Ventilation plant with heat and energy recovery

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