JPS60121972A - Sequential start control system - Google Patents
Sequential start control systemInfo
- Publication number
- JPS60121972A JPS60121972A JP22883283A JP22883283A JPS60121972A JP S60121972 A JPS60121972 A JP S60121972A JP 22883283 A JP22883283 A JP 22883283A JP 22883283 A JP22883283 A JP 22883283A JP S60121972 A JPS60121972 A JP S60121972A
- Authority
- JP
- Japan
- Prior art keywords
- relay
- pulse
- contact
- circuit
- unit
- 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
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
- H02P1/16—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters
- H02P1/54—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting two or more dynamo-electric motors
- H02P1/58—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting two or more dynamo-electric motors sequentially
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor And Converter Starters (AREA)
Abstract
Description
【発明の詳細な説明】
〔発明の技術分野〕
この発明け、グループ運転を行う複数ユニットの順次起
動制御方式に関L1特にシステムの簡略化と信頼性の向
上を図るようにした順次起動制御方式に関するものであ
る。[Detailed Description of the Invention] [Technical Field of the Invention] The present invention relates to a sequential start-up control method for a plurality of units that perform group operation, and is particularly directed to a sequential start-up control method designed to simplify the system and improve reliability. It is related to.
従来のグループ運転を行うユニツ゛トの順次起動制御方
式を第1図に示す空気調和機を例にと□り説明する。A conventional sequential start-up control method for units that perform group operation will be explained using an air conditioner shown in FIG. 1 as an example.
第1図において、/は制御盤であり、この制御盤lには
運転スイッチλ、停止スイッチ3を介して電源ラインL
/、Lコ間に接続しまた発停用グループが装備されてい
る。上記発停用グループは常開接点lIa + ’I
bを備えている。また、AA、AB、・・・6Nはグル
ープ運転を行うA号機からN@機の各空気調和43!4
本体を示し、A号機の空気調和機本体6Aは、制御盤l
の発N’用すレーダの常開接点lIa及び圧縮機用保護
装置接点g八を介して電源ラインL、?、Lq間に接続
した圧縮機用電磁接触器7八及び、上記常開接点Q、a
を介して?■源ラうンL3゜L4’間に接続した順次起
動用タイマqAを備えている。同様にしてB号機〜N号
機の空気調和槻木体6日〜6Nは、前段の順次起動用タ
イマ接点9 Aa。In FIG. 1, / is a control panel, and this control panel L is connected to a power supply line L via an operation switch λ and a stop switch 3.
It connects between / and L and is equipped with a start/stop group. The above start/stop group is a normally open contact lIa + 'I
It is equipped with b. In addition, AA, AB, ... 6N are air conditioning units 43!4 for each unit from unit A to unit N @ which perform group operation.
The main body of the air conditioner 6A of Unit A is the control panel l.
The power line L, ? , Lq, and the above-mentioned normally open contacts Q and a.
Through? - A sequential activation timer qA connected between source lines L3 and L4' is provided. Similarly, the air conditioning units 6th to 6N of cars B to N are connected to the sequential activation timer contact 9 Aa of the previous stage.
qBa、・・・qB、l−1を介してm源うインL、?
、 LII間に接続した圧縮機用電磁接触器7B、り
C9・・・7N及び順次起動用タイマ98 、9C、・
・・qNと、それぞれの圧縮機用電磁接触器7B、りC
1・・・7Nの電源回路に1#列に接続した圧Ki機用
保護装F/接点ffB 、 gc 、・・・ffNとを
備えている。qBa, ... qB, through l-1 m source uin L, ?
, the compressor electromagnetic contactor 7B connected between LII, C9...7N and the sequential start timer 98, 9C,...
...qN and the respective compressor electromagnetic contactors 7B and RIC
It is equipped with pressure Ki machine protection equipment F/contacts ffB, gc,...ffN connected in 1# row to a 1...7N power supply circuit.
上記構成において、グループ運転を行う各空気調和機本
体6八〜ANを起動する場合は、まず、制御盤l内の運
転スイツヂコを押すことにより発停用リレーlを付勢し
、その接点ダaの開成により発停用グループを自己保持
する。そして接点ダbの開成により空気調和機本体6八
内の圧縮機用電磁接触器り八が付勢されA号機が起動す
る。こilと同時に順次起動用タイマタへが励磁しい一
定時間後にその接点を八aを閉成する。この接点9八a
が閉成されると、空気調和機本体zB内の圧縮機用電磁
接触器7Bが励磁してB号機を起動し1同時に順次起動
用タイマを八をスタートさせる。In the above configuration, when starting each air conditioner main unit 68 to AN that performs group operation, first press the operation switch in the control panel l to energize the start/stop relay l, and its contact point a By developing this, the start/stop group is self-maintained. Then, by opening the contact point b, the compressor electromagnetic contactor in the air conditioner main body 68 is energized, and the machine A is started. At the same time as the coil is turned on, the starting timer is sequentially energized and after a certain period of time, the contact 8a is closed. This contact point 98a
When the compressor is closed, the compressor electromagnetic contactor 7B in the air conditioner main body zB is energized to start the B machine, and at the same time starts the starting timer 8 in sequence.
以後同様の動作でC号機の空気調和機本体6Cから最経
段のN号機の空気調和機本体6Nへと順次起動して行く
ことになる。Thereafter, in the same manner, the air conditioner main body 6C of the C car will be activated sequentially to the air conditioner main body 6N of the N car at the lowest stage.
と17)ような従来の制御方式によれば、その順次起動
制御回路を構成する内で比較的高価な限時時間を可変に
する順次起動用タイマが空気調和機の台数と同一数必要
となり、このため、空気調和機が高価となる欠点があっ
た。また空気調和機を順次起動させる途中のある1台の
空気調和機用タイマが故障すると、それ以後のユニット
は起りで*なくなってしまうという欠点もある。According to the conventional control method such as 17), the same number of relatively expensive sequential start timers with variable time limits as the number of air conditioners are required to configure the sequential start control circuit. Therefore, there was a drawback that air conditioners were expensive. Another drawback is that if the timer for one air conditioner breaks down while the air conditioners are being started one after another, the following units will be disabled.
この発明は上記従来の欠点を除失したもので、僅か2個
のタイマで構成されるフリッカ回路の出力パルスを、補
助リレーを組合わせたフリップフロップ回路に与えて複
数台のユニットを順次起動させ、さらに新入力優先回路
を組合わせることにより、システム簡略化と信頼性の向
上を図るようにした順次起動制御方式を提供することを
目的とする。This invention eliminates the above-mentioned drawbacks of the conventional technology, and provides the output pulse of a flicker circuit consisting of only two timers to a flip-flop circuit combined with an auxiliary relay to sequentially activate multiple units. The object of the present invention is to provide a sequential activation control method which is further combined with a new input priority circuit to simplify the system and improve reliability.
以下、この発明の実施例を図面に基いて説明する0
第2図はこの発明の順次起動制御方式を空気調和機に適
用した場合の例を示すもので、10けA号機からNf機
の各空気!l+、1和機本体6A〜6Nを管理する制御
盤であり、この制御盤10がら各空気調和機本体6八〜
6Nに対しFIL’f次起動指令が出力されるようにな
っている。Embodiments of the present invention will be described below with reference to the drawings. Fig. 2 shows an example in which the sequential startup control method of the present invention is applied to air conditioners. air! This is a control panel that manages the main units 6A to 6N of the air conditioners 6A to 6N.
The FIL'f next activation command is output for 6N.
上記mlJ御盤/θは運転スイッチ−及び停d;スイツ
ヂ3を介して電源ラインL/、Lλ間に接続した発停■
グループを備え、その自己保持用接点ダaは上記運転ス
イッヂコに並列に接続きれているとともに、他の常開接
点l/cはm源うインL/に直列に接続され°Cいる。The above mlJ Goban/θ is the operation switch - and stop d; the start/stop switch connected between the power lines L/ and Lλ via the switch 3.
The self-holding contact DA is connected in parallel to the operation switch, and the other normally open contact L/c is connected in series to the power source L/.
タイマ//、/、2はフリッカ回路を構成するもので、
タイマ//はターr−7/コの常閉接点/ 、7. a
を介して電源ラインL/、L、?、間に接続され、タイ
マlコtiタイマ//の常Iノ:1接点//aを介して
電源ラインL/、Lコ1川に接続されており、これによ
りそれぞれのタイマ//、/2を所定の時限。Timers //, /, 2 constitute a flicker circuit,
The timer // is the normally closed contact of the tar r-7/, 7. a
Power line L/, L, ? , and is connected to the power supply line L/, L line 1 via the normal I//a contact of the timer//, and thereby the respective timers//,/ 2 for a predetermined time period.
例えばタイマ//、/、20時限が2秒であれば2秒間
隔て交互に励磁するようになっている。For example, if the time period of timer //, /, 20 is 2 seconds, the magnets are alternately excited at 2 second intervals.
13はフリップフロップ回路を構成するパルス出力リレ
ーで、上記タイマ/−の常開接点、即ちフリッカ回路の
パルス出力接点lコbを介して電源ラインL/、Lコ間
に接続されており、このパルス出力リレー13は上記パ
ルス出力接点//bがタイマii、iコの限時間に応じ
てオン、オフを繰返すことにより、一定時限でオン、オ
フするものである。/1IA−/ダNVi上記A号機か
らN号機の空気調和機本体6八〜6Nにそれぞれ対応す
る起動リレー、lS八へ/SNはA号機からN号機の空
気調和機本体ルA−ANに対応して第1回からmN回の
パルスオフをそれぞれ確認し新入力信号を優先させるパ
ルスオフ確認リレーで、これら起動リレー及びパルスオ
フ確認リレーは各空調ユニットを順次起動する新入力優
先回路を構成している。このために上記A号機の起動リ
レー/ダAけ上記フリップフロップ回路を構成するパル
ス出力リレーlJの常開接点/3aを介して電源ライン
L/ 、La間に接続され、上記常開接点/、7aには
自己保持用の接点/lI八aが並列に接続されている。Reference numeral 13 denotes a pulse output relay constituting a flip-flop circuit, which is connected between the power lines L/ and L via the normally open contact of the timer/-, that is, the pulse output contact l and b of the flicker circuit. The pulse output relay 13 is turned on and off at fixed time intervals by repeatedly turning on and off the pulse output contact //b according to the time limits of timers ii and i. /1IA-/DaNVi Starting relays corresponding to the air conditioner bodies 68 to 6N of the above A to N units, respectively, to lS8/SN corresponds to the air conditioner bodies 68 to 6N of the A to N units. This is a pulse-off confirmation relay that confirms each mN pulse-off from the first pulse-off and gives priority to a new input signal.These starting relays and pulse-off confirmation relays constitute a new input priority circuit that sequentially starts each air conditioning unit. For this purpose, the starting relay/da of the A machine is connected between the power lines L/ and La via the normally open contact/3a of the pulse output relay lJ that constitutes the flip-flop circuit, and the normally open contact/, A self-holding contact /lI8a is connected in parallel to 7a.
また、上記f4x回目のパルスオフを確聞するパルスオ
フ確聞すレーlSへは、上記起動リレ/ Q パノ?1
t17R接点/41八す及び上記パ# ス/Jlカリレ
ー/3の常閉接点/3bを介して電源ラインL/、Lコ
間に接続され、その自己保持ITJ接点/、tAaは上
記接点/*Ab 、/、?bの直列回路に並列に接続さ
れている。そして上記起動り【・−/qへの常開接点/
Ii/ACとパルスオフ確HBリレ・−/3への常閉接
点/3八すとの直列回路は空気W1フ和機本体6八に装
備された圧縮機用m磁接触器7Δの自己保持接点7Δa
に並列に接続されている。In addition, to the pulse off confirmation rail lS that confirms the f4xth pulse off, the above starting relay/Q pano? 1
It is connected between the power lines L/ and L through the t17R contact /418 and the normally closed contact /3b of the pass /Jl Cali relay /3, and its self-holding ITJ contact /, tAa is the above contact /* Ab, /,? It is connected in parallel to the series circuit of b. And the above starts [・-/normally open contact to q/
The series circuit between Ii/AC and the pulse-off sure HB relay -/3 normally closed contact/38 is the self-holding contact of the compressor magnetic contactor 7Δ installed on the air W1 fuwa machine body 68. 7Δa
are connected in parallel.
また、上記B号機の起動リレー/41Bけl: i4+
4アリツブ70ツブ回vh構成ハ1パルス出力リレー/
、?の常開接点/Jc及び」二記第1回目のパルスオ
フ確認リレー/Sへの常開接点13八Cを介して?Ij
源ライうL/、L、2間に接続され、その自己1v持接
点lダBaは上記常開接点/、1ACと/Jcの直列回
路に並列に接続されている。さらにB号機に対応する第
2回目のパルスオフ確認リレー13Bは、B号機起動リ
レーl1日の常開接点lダBb及び上記パルス出力リレ
ー13の常閉接点/3dを介して7[!源うインL/、
Lλ間に接続され、その自己保持m接点/!rBaは上
記接点/4’Bbと/Jdとの直列回路に並列に接続さ
れている。上記起動リレー/qBの常開接点/ダBcと
パルスオフ確認リレー/jBの常閉接点/jBbとの直
列回路は、B号機の空気調和機本体6Bに装備した圧縮
機/′lT電磁接触器7Bの自己保持接点?Baに並列
に接続されている。In addition, the starting relay of the above B machine/41B: i4+
4 pulses, 70 strokes, vh configuration, 1 pulse output relay/
,? Through the normally open contact /Jc and the normally open contact 138C to the first pulse-off confirmation relay /S? Ij
It is connected between the power sources L/, L, and 2, and its own 1V contact Lda Ba is connected in parallel to the series circuit of the normally open contacts /, 1AC, and /Jc. Furthermore, the second pulse-off confirmation relay 13B corresponding to the B-unit is connected to the B-unit starting relay l1 through the normally open contact IdaBb and the pulse output relay 13's normally closed contact /3d. Source Uin L/,
The self-holding m contact is connected between Lλ and /! rBa is connected in parallel to the series circuit of the contacts /4'Bb and /Jd. The series circuit between the normally open contact/daBc of the above startup relay/qB and the normally closed contact/jBb of the pulse-off confirmation relay/jB is connected to the compressor/'IT magnetic contactor 7B installed in the air conditioner main body 6B of Unit B. Self-holding contact? Connected in parallel to Ba.
以下同様にしてC号機からN号機の空気調和機本体AC
−ANに対応する起動リレー/4’C−/4tN及びパ
ルスオフ確認リレー/IC〜/JNも第2図に示す如き
接続関係になっている。In the same manner, the air conditioner main body AC of units C to N is
The starting relay /4'C-/4tN corresponding to -AN and the pulse-off confirmation relays /IC to /JN are also connected as shown in FIG.
次に上記のように構成された本実施例における空調ユニ
ットの順次起動制御を第3図を参照しながら説明する。Next, the sequential activation control of the air conditioning units in this embodiment configured as described above will be explained with reference to FIG.
まず、制御盤IOの運転スイッチコを押すと、その時点
から発停用リレーダが付勢され、この付勢状態は第3図
(、)に示すように継続する。そしてその常開接点lI
cの閉成により、フリッカ回路をf79成する夕<−q
ii、isが第3図の(b) l (e)に示すターr
ミング°C交互に励磁し、これに伴いパルス接点/コb
けフリッカ回路の動作に同期してオン。First, when the operation switch on the control panel IO is pressed, the start/stop relay is energized from that point on, and this energized state continues as shown in FIG. 3 (,). and its normally open contact lI
By closing c, a flicker circuit is formed f79.
ii, is is the tar shown in (b) l (e) in Figure 3.
The pulse contact/cob is alternately excited by the
turns on in synchronization with the operation of the flicker circuit.
オフを繰り返す。また、パルス接点lコbがオン。Repeat off. Also, pulse contact l and b are on.
オフされると、このメン、オフタイミングに合せて7′
:ルスuJカリレー/3が第3図の(d)に示す一21
!時限でオン、オフされる。When he is off, this man hits 7' at the off timing.
:Rus uJ Carrere/3 is shown in Figure 3(d) -21
! It is turned on and off in a timed manner.
パルス出力リレー13の第11jJl目のオン動作時に
その常閉接点/Jb、/Jd、・・・/、?nが開き、
常開接点/Ja r /Jc +/、?e 、−/Jn
、が閉じると、まず常開接点/Jaの開成によりA号機
の起動リレーlダへが付勢され、その常開接点/4’八
aの閉成により自己保持する(第3図、 P>照)。こ
のとき、常開接点iqへすが閉成される妙(、パルスI
JJカリレー/Jは第11QJ目のパルス/11力オン
期間”+ ttの間f4勢状態にあり、その常r11接
点/、7bが開い°Cいるため、パルスオフ確認リレー
13^け消勢状態にある。したがって第1回目のパルス
出力オン期間でTI′iA号機起動リレー/すIAのみ
が付勢され、その常開接点/4(Acが閉成されると、
電源ラインL、?−i点/4(Ac−接点/、tBb−
接点ざC−接触器り八−電源ラインL3の閉回路で、A
号機の空気調和機本体6Aの圧auun電磁接触腑7^
が励磁される。このとキ、パルス出力リレー13がオフ
上1パすスオフ?フIII詔リレー/&Aがオンする前
に保護装置接点gCが開作動しなければ、電磁接触器7
Aは常開接点り八aにより自己保持され、A号機の空気
調和機が起動されることになる。そして、パルス出力リ
レー13が第3図(d)に示すt、の時点でオフに転す
ると、常閉接点13bが閉じるため、パルスオフ確認リ
レー/Sへが付勢され、これ以後は第3図(1)に示す
ように付勢状態を持続する。When the 11jJl-th pulse output relay 13 turns on, its normally closed contacts /Jb, /Jd, ... /,? n opens,
Normally open contact /Ja r /Jc +/,? e, -/Jn
When , closes, the start relay L of machine A is first energized by opening the normally open contact /Ja, and self-maintains by closing the normally open contact /4'8a (Fig. 3, P> (see). At this time, the normally open contact iq is closed (, pulse I
The JJ Cali relay/J is in the f4 power state during the 11th QJ pulse/11 force on period "+tt", and its r11 contacts/, 7b are always open °C, so the pulse-off confirmation relay 13^ is in the de-energized state. Therefore, during the first pulse output on period, only the TI'iA starting relay /suIA is energized, and when its normally open contact /4 (Ac is closed,
Power line L? -i point/4 (Ac-contact/, tBb-
In the closed circuit of contact point C - contactor circuit 8 - power supply line L3, A
Air conditioner unit 6A pressure auun electromagnetic contact 7^
is excited. In this case, pulse output relay 13 is off and one pass is off? If the protective device contact gC does not open before the FIII edict relay/&A turns on, the electromagnetic contactor 7
A is self-held by normally open contact 8a, and the air conditioner of unit A is started. Then, when the pulse output relay 13 turns off at time t shown in FIG. 3(d), the normally closed contact 13b closes, so the pulse-off confirmation relay /S is energized, and from this point on, as shown in FIG. The biased state is maintained as shown in (1).
また、l1回目のパルス出力リレー/30オン動作の立
下りによりパルスオフUmWllリレーlsAが付勢さ
れると、その常開接点/、tAcが閉じ、そしてt、の
時点で再びパルス出力リレー13が付勢され、その常開
接点13Cが閉じると、B号機の起動リレー/llBが
f4勢され、その常開接点lダBaの閉成により自己保
持される(第3図g吟照)。このとき、パルスlfiカ
リレー/JI′i付勢状胛にあり、その常閉接点/Jd
を閉じているため、起動リレー/lIBの常開接点/1
IBbが閉じてもパルスオフ確聞リレー/IBは消勢し
ている。In addition, when the pulse-off UmWll relay lsA is energized by the falling edge of the l1th pulse output relay/30 ON operation, its normally open contacts /, tAc close, and at the time t, the pulse output relay 13 is turned on again. When the normally open contact 13C closes, the starting relay /llB of machine B is activated f4 and is self-maintained by closing the normally open contact 13C (see Figure 3). At this time, the pulse lfi relay/JI'i is in the energized state, and its normally closed contact/Jd
is closed, the normally open contact of start relay/lIB/1
Even if IBb is closed, the pulse-off confirmation relay/IB is deenergized.
したがって、起動リレー/4(Bが付勢されることによ
り、その常開接点/4’Bcが閉じると、電源ライン上
3−接点/1IBc−接点/job−接点gF3−接触
器7B−電源ラインLllの閉回路でB号機用空気調和
機本体ABの圧縮機用電磁接触器7Bを励磁し、その常
開接点7Baにより自己保持させると共にB号機の空気
調和機をA号機に引続いて起動させる。このとき、圧縮
機用保護装置rfの接点gBがA)動作すれげB−1機
は停止するごとになるが、このB号機が停止してもこれ
以後の空調機の起動には何隻支障を来たすことがない。Therefore, when starting relay /4 (B is energized and its normally open contact /4'Bc is closed, 3-contact/1IBc-contact/job-contact gF3-contactor 7B-power line The compressor electromagnetic contactor 7B of the air conditioner body AB for the B unit is energized by the closed circuit of Lll, and the normally open contact 7Ba is made to self-hold, and the air conditioner of the B unit is started following the A unit. .At this time, the contact gB of the compressor protection device rf is A) A) The B-1 machine will stop operating, but even if this B-1 machine stops, how many air conditioners will start after this? It will not cause any trouble.
そして、第2回目のパルス出力リレー13がt4時点で
オフに反転すると、その常閉接点/、?dが閉じるため
、パルスオフ確認リレー1!;F3h(’J勢され、そ
の常開接点/jBaの閉成により自己保持させるととも
に、その後は第3図(h)のように付勢状態を維持する
。Then, when the second pulse output relay 13 is turned off at time t4, its normally closed contact /, ? Since d closes, pulse off confirmation relay 1! ;F3h('J is biased, and is self-retained by closing its normally open contact /jBa, and thereafter maintains the biased state as shown in FIG. 3(h).
第3図において0)はC号機起動リレー/IIC(7’
)動作タイミングを、また、同図(j) 、 (k)
、 <l)はそれぞれA号機〜C号機の電磁接触器7八
、7B、りCの動作タイミングを示している。In Fig. 3, 0) is the unit C starting relay/IIC (7'
) The operation timing is also shown in (j) and (k) in the same figure.
, <l) indicate the operation timings of the electromagnetic contactors 78, 7B, and RIC of machines A to C, respectively.
以下、同様にして、タイマ//、lコで構成されるフリ
ッカ回路のパルス出力によりフリップフロップ構成用の
パルス出力リレー13が一定時限でオン、オフ動作され
る毎にB号機以後の起動リレー及びパルスオフ確認リレ
ーからなる新入力優先回路が順次動作され、C号機から
N号機へと7リツ力回路構成タイマ//、/コの限時時
間の倍時限で各空気調和機が順次起動されることになる
。Thereafter, in the same manner, each time the pulse output relay 13 for the flip-flop structure is turned on and off for a fixed period of time by the pulse output of the flicker circuit constituted by the timer// and l, the starting relays and A new input priority circuit consisting of a pulse-off confirmation relay will be operated in sequence, and each air conditioner will be activated in sequence from unit C to unit N with a time limit twice as long as the time limit of the 7-return circuit configuration timer //, /. Become.
なお、この発明の順次起動制御方式は空気調和機の順次
起動制御に限らず、その他のグループ運転を行うユニッ
トにも適用できることは勿論である。It should be noted that the sequential start-up control method of the present invention is not limited to sequential start-up control of air conditioners, but can of course be applied to other units that perform group operation.
以上説明した通りこの発明によれば、タイマで構成され
た7リツ力回路と、このパルス出力により動作されるパ
ルス出力リレー(補助リレー)からなるフリップフロッ
プ回路と、このフリップフロップ回路からのパルス出力
により順次制御され複数のユニットに対する順次起動用
の新入力優先回路とから構成し1これにより各ユニット
を順次起動させるようにしたものであるから、従来方式
のように各ユニット毎に設ける高価な順次起動用タイマ
が不要となり、システムの簡素化が可能になるとともに
、各ユニットに対する順次起動指令は並列に与えられる
方式となっているため、順次起動途中の1台のユニット
が故障してもそれ以後のユニットに対しffi次起動さ
せることができ、さらに新入力優先回路が付加されてい
るためシステムの信頼性を向上できる効果がある。As explained above, according to the present invention, there is provided a flip-flop circuit consisting of a seven-point power circuit configured with a timer, a pulse output relay (auxiliary relay) operated by this pulse output, and a pulse output from this flip-flop circuit. This system consists of a new input priority circuit for sequentially starting multiple units, which is controlled sequentially by This eliminates the need for a startup timer, which simplifies the system. In addition, the sequential startup commands to each unit are given in parallel, so even if one unit fails during sequential startup, the system will not be restarted. The unit can be activated after ffi, and since a new input priority circuit has been added, it has the effect of improving the reliability of the system.
第1図は従来のユニット順次起動制御方式を示す回路図
、第2図はこの発明のユニツ) Fliff次起動制御
方式の一例を示す回路図、第3図は第2図σ)各リレー
の動作を示すタイミングチャートである。
コ・・・運転スイッチ、3・・・停止スイッチ、ダ・・
・発停用リレー、6八〜6N・・・空気調和機本体(ユ
ニット)、り八〜7N・・・圧縮機用電磁接触器、gへ
〜gN・・−圧縮機用保護装置接点、10・・・制御盤
、//。
lλ・・・フリッカ回路構成用タイマ、13・・・71
J 7プフロツプ回路構成用/マルス出力リレー、iA
〜lりN・・・新入力優先回路構成用のユニット起動1
ル−、/3八〜/jN・・・新入力優先回路94成用の
パルスオフ確認リレー。
なお、図中同一符号は同−又は相当部分を示す。
代理人 大 岩 増 雄
(ほか2名)
手続補正書(自発)
1.事件の表示 特願昭58−228832号2、発明
の名称 順次起動制御方式
3、補正をする者
事件との関係 特許出願人
代表者片山仁へ部
4、代理人
5、補正の対段
(1) 明細■の発明の詳細な説明の憫(2)図面
6、補正の内容
(1)明細書第2頁15行目[常開接点4aJとあるを
「常開接点4bjと補正する。
(2)同第2頁18行目「常開接点41I」とあるを[
常開接点4bJと補正する。
(3)同第3頁19行目「タイ−79A」とあるな[タ
イマ9BJと補正する。
(4)同第10頁4行目〜5 b II l接点15n
b−接点8C−接触器7A−電源ライン1,3」とある
を「接点15Ab−接点8A−接触器7A−電源ライン
L4Jと補正する。
(5)図面第1図を別紙の通り補正する。
7、添付書類
(1) 補正図面 1通Fig. 1 is a circuit diagram showing a conventional unit sequential start control system, Fig. 2 is a circuit diagram showing an example of the unit sequential start control system of the present invention, and Fig. 3 is a circuit diagram showing an example of the unit sequential start control system of the present invention. FIG. K...run switch, 3...stop switch, da...
・Start/stop relay, 68~6N...Air conditioner body (unit), R8~7N...Magnetic contactor for compressor, g to gN...-Protective device contact for compressor, 10 ···control panel,//. lλ...Flicker circuit configuration timer, 13...71
J7 flop circuit configuration/Mars output relay, iA
~IriN...Unit startup 1 for new input priority circuit configuration
/38~/jN...Pulse off confirmation relay for new input priority circuit 94 construction. Note that the same reference numerals in the figures indicate the same or equivalent parts. Agent Masuo Oiwa (and 2 others) Procedural amendment (voluntary) 1. Display of the case Japanese Patent Application No. 58-228832 2, Title of the invention Sequential activation control system 3, Person making the amendment Relationship to the case Patent applicant representative Hitoshi Katayama Department 4, Agent 5, Counterpart of the amendment (1) ) Detailed explanation of the invention in Specification ■ (2) Drawing 6, Contents of amendment (1) Page 2, line 15 of the specification [The term ``normally open contact 4aJ'' is corrected to ``normally open contact 4bj.'' (2) ) Page 2, line 18, "Normally open contact 41I" [
Correct with normally open contact 4bJ. (3) On page 3, line 19, it says "Tie-79A" [Corrected to timer 9BJ. (4) Page 10, line 4-5 b II l contact 15n
"b-Contact 8C-Contactor 7A-Power line 1, 3" is corrected to "Contact 15Ab-Contact 8A-Contactor 7A-Power line L4J." (5) Correct Figure 1 of the drawing as shown in the attached sheet. 7. Attached documents (1) One amended drawing
Claims (1)
方式において、所定時限でオン・オフを繰返ずタイマか
らt1v成された7リツ力回路と、この7リツ力回路の
オン・Aフ指令に応じて所定113限でセット・りセッ
トさflるリレーからなるフリップフロップ回路と、こ
のフリップフ四ツブ回路からの出力パルス列に応じて順
次付勢されるとともに上記各ユニットに対1’?a し
たユニット起動リレー及びパルスオフ確認リレーからな
る新入力優先回路ヲ備え、上記プリップフロップ回F3
のパルス出力にJ:り上記各新入力優先回路を順次作動
することで上記各ユニットを順次起動させるようにした
ことを特徴とする順次起動制御方式。In a control method that sequentially starts multiple units that perform group operation, a 7-power circuit is generated from a timer at t1v without being repeatedly turned on and off within a predetermined period of time, and the 7-power circuit responds to ON/A/OFF commands of this 7-power circuit. A flip-flop circuit consisting of a relay that is set and reset at a predetermined 113 times, and a flip-flop circuit that is sequentially energized in accordance with the output pulse train from this flip-flop circuit, and a pair of 1'? a) Equipped with a new input priority circuit consisting of a unit start relay and a pulse-off confirmation relay, and the above flip-flop circuit F3
A sequential activation control system characterized in that each of the units is activated in sequence by sequentially operating each of the new input priority circuits in response to a pulse output.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22883283A JPS60121972A (en) | 1983-12-01 | 1983-12-01 | Sequential start control system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22883283A JPS60121972A (en) | 1983-12-01 | 1983-12-01 | Sequential start control system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS60121972A true JPS60121972A (en) | 1985-06-29 |
Family
ID=16882553
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP22883283A Pending JPS60121972A (en) | 1983-12-01 | 1983-12-01 | Sequential start control system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60121972A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108566103A (en) * | 2018-05-11 | 2018-09-21 | 南京恩瑞特实业有限公司 | A key switch machine device and its implementation for secondary radar |
-
1983
- 1983-12-01 JP JP22883283A patent/JPS60121972A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108566103A (en) * | 2018-05-11 | 2018-09-21 | 南京恩瑞特实业有限公司 | A key switch machine device and its implementation for secondary radar |
CN108566103B (en) * | 2018-05-11 | 2020-06-02 | 南京恩瑞特实业有限公司 | One-key switch device for secondary radar and implementation method thereof |
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