JP3116567B2 - Grain moisture detection method of grain dryer - Google Patents
Grain moisture detection method of grain dryerInfo
- Publication number
- JP3116567B2 JP3116567B2 JP04169142A JP16914292A JP3116567B2 JP 3116567 B2 JP3116567 B2 JP 3116567B2 JP 04169142 A JP04169142 A JP 04169142A JP 16914292 A JP16914292 A JP 16914292A JP 3116567 B2 JP3116567 B2 JP 3116567B2
- Authority
- JP
- Japan
- Prior art keywords
- grain
- moisture
- detected
- grains
- pity
- 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.)
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Description
【０００１】[0001]
【産業上の利用分野】この発明は、穀粒乾燥機の穀粒水
分検出方式に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a grain moisture detecting system for a grain dryer.
【０００２】[0002]
【従来の技術】従来は、穀粒貯留室から穀粒乾燥室へ穀
粒は繰出し流下されて循環されながら、熱風装置から発
生する熱風が該乾燥室を通過することにより、循環中の
穀粒はこの熱風に晒されて乾燥され、この乾燥中の一部
の穀粒は、水分センサで所定粒数の水分が所定回数検出
され、この所定回数検出の穀粒水分の平均穀粒水分が算
出され、この算出された平均穀粒水分が仕上目標水分に
たっすると、乾燥が終了したとして穀粒の乾燥が停止さ
れる。2. Description of the Related Art Conventionally, grains are fed out from a grain storage chamber to a grain drying chamber, and are circulated while hot air generated from a hot air device passes through the drying chamber while being circulated. Is dried by being exposed to the hot air, and for a part of the grains during the drying, a predetermined number of moistures are detected by a moisture sensor a predetermined number of times, and an average grain moisture of the grain moisture detected by the predetermined number of times is calculated. Then, when the calculated average grain moisture reaches the finish target moisture, the drying of the grain is stopped assuming that the drying has been completed.
【０００３】この乾燥作業中の青米混入率の検出は、該
水分センサで検出した所定粒数の平均穀粒水分より、所
定水分以上の高水分穀粒が青米と検出され、この検出さ
れた青米の粒数によって青米の混入率が算出される。又
粃粒混入率の検出は、該水分センサで検出した所定粒数
の平均穀粒水分により、所定水分以下の低水分の穀粒が
粃粒と検出され、この検出された粃粒の粒数によって粃
粒の混入率が算出される穀粒水分検出方式であった。[0003] The detection of the mixing ratio of green rice during the drying operation is based on the average grain moisture of a predetermined number of grains detected by the moisture sensor. The mixing ratio of blue rice is calculated from the number of green rice grains. Further, the detection of the pity mixing rate is based on the average grain moisture of a predetermined number detected by the moisture sensor, the low moisture grains less than the predetermined moisture are detected as pity grains, and the number of detected pity grains is determined. This is a grain moisture detection method in which the mixing ratio of pity grains is calculated.
【０００４】[0004]
【発明が解決しようとする課題】穀粒乾燥機の穀粒貯留
室内へ収容された穀粒は、この貯留室から穀粒乾燥室へ
繰出し流下されて循環されながら、熱風装置から発生す
る熱風が該乾燥室を通過することにより、この乾燥室内
を流下中の穀粒は、この熱風に晒されて乾燥され、この
乾燥中の一部の穀粒は、水分センサで所定粒数の水分が
所定回数検出され、この所定回数毎の穀粒水分の平均穀
粒水分が算出され、この算出された平均穀粒水分が仕上
目標水分にたっすると、乾燥が終了したとして穀粒の乾
燥が停止される。The grains accommodated in the grain storage chamber of the grain dryer are fed out of the storage chamber to the grain drying chamber, circulated, and heated by the hot air generated from the hot air device. By passing through the drying chamber, the grains flowing down in the drying chamber are dried by being exposed to the hot air, and a part of the grains during the drying has a predetermined number of moisture by a moisture sensor. The number of times is detected, the average grain moisture of the grain moisture for each predetermined number of times is calculated, and when the calculated average grain moisture reaches the finish target moisture, the drying of the grain is stopped assuming that the drying is completed. .
【０００５】この乾燥作業中の青米混入率の検出は、該
水分センサで検出した所定粒数の平均穀粒水分より、所
定水分以上の高水分穀粒が青米と検出され、この検出さ
れた青米の粒数によって青米の混入率が算出される。又
粃粒混入率の検出は、該水分センサで検出した所定粒数
の平均穀粒水分より、所定水分以下の低水分穀粒が粃粒
と検出され、この検出された粃粒の粒数によって粃粒の
混入率が算出される。[0005] The detection of the mixing ratio of blue rice during the drying operation is based on the average grain moisture of a predetermined number of grains detected by the moisture sensor. The mixing ratio of blue rice is calculated from the number of green rice grains. In addition, detection of the pity mixing rate is based on the average grain moisture of a predetermined number detected by the moisture sensor, low-water grains less than a predetermined moisture are detected as pity grains, and the detected number of pity grains is determined by the detected number of pity grains. The pity rate is calculated.
【０００６】上記の青米混入率の検出のときに、検出す
る穀粒水分が高水分穀粒であり、前記水分センサで検出
する水分検出範囲の上限値近傍であると、該水分センサ
で検出した穀粒水分が上限値以上を検出すると、この上
限値以上の検出穀粒水分のデータはカット処理されるこ
とにより、正確な青米混入率の算出ができないことがあ
り、これにより穀粒乾燥終了後の穀粒放冷時に、穀粒水
分の戻りが発生して穀粒水分が仕上目標水分より高水分
になる不具合が発生していた。In the above-described detection of the mixing ratio of green rice, if the detected grain moisture is a high moisture grain and is near the upper limit of the moisture detection range detected by the moisture sensor, the moisture sensor detects the grain moisture. If the detected grain moisture is higher than the upper limit, the data of the detected grain moisture higher than the upper limit may be cut to prevent the accurate calculation of the ratio of blue rice mixing. At the time of cooling the kernel after completion, the moisture of the kernel returned, and the moisture of the kernel became higher than the finish target moisture.
【０００７】又上記の粃粒混入率検出のときは、検出す
る穀粒水分が低水分穀粒であり、前記水分センサで検出
する水分検出範囲の下限値近傍であると、該水分センサ
で検出した穀粒水分が下限値以下を検出すると、この下
限値以下の検出穀粒水分のデータはカット処理されるこ
とにより、正確な粃粒混入率の算出ができないことがあ
り、これにより穀粒乾燥終了後の穀粒放冷時に、穀粒水
分の進みが発生して穀粒水分が仕上目標水分より低水分
になる不具合が発生していた。これら穀粒水分の戻り及
び進みの不具合を解消しようとするものである。In the above-described detection of the pity mixing ratio, if the detected grain moisture is a low moisture grain and is near the lower limit of the moisture detection range detected by the moisture sensor, the moisture sensor detects the grain moisture. If the detected grain moisture is below the lower limit, the data of the detected grain moisture below this lower limit may be cut to prevent an accurate calculation of the pity mixing rate, which may result in grain drying. At the time of cooling the grain after the completion, the progress of the grain moisture has occurred, and there has been a problem that the grain moisture becomes lower than the finish target moisture. The purpose of this invention is to eliminate the problem of the return and advance of the grain moisture.
【０００８】[0008]
【課題を解決するための手段】このため、この発明は、
上部の穀粒貯留室８から下部の穀粒乾燥室９へ穀粒を繰
出し流下させながら、熱風装置４から発生する熱風を該
乾燥室９へ通風して乾燥すると共に、乾燥中の穀粒水分
を検出する水分センサ２を設けた穀粒乾燥機において、
該水分センサ２が検出する所定粒数の穀粒水分の内高水
分穀粒を青米と判定して青米混入率を算出するときは、
該青米混入率を算出するためのサンプル穀粒の平均水分
値が該水分センサ２の水分検出範囲の上限値より所定水
分以下を検出すると該青米混入率を算出することを特徴
とする穀粒水分検出方式の構成とする。Accordingly, the present invention provides
The hot air generated from the hot air device 4 is passed through the drying chamber 9 to be dried while the grains are fed out from the upper grain storage chamber 8 to the lower grain drying chamber 9 and dried. In a grain dryer provided with a moisture sensor 2 for detecting
When determining the high moisture grain among the grain moisture of the predetermined grain number detected by the moisture sensor 2 as blue rice and calculating the blue rice mixing rate,
A step of calculating the blue rice contamination rate when the average moisture value of the sample kernel for calculating the blue rice contamination rate is less than or equal to a predetermined moisture level from the upper limit of the moisture detection range of the moisture sensor 2. The configuration is based on the grain moisture detection system.
【０００９】又該水分センサ２が検出する所定粒数の穀
粒水分の内低水分穀粒を粃粒と判定して粃粒混入率を算
出するときは、該粃粒混入率を算出するためのサンプル
穀粒の平均水分値が該水分センサ２の水分検出範囲の下
限値より所定水分以上を検出するまでは該粃粒混入率を
算出することを特徴とする穀粒水分検出方式の構成とす
る。Further, when the low moisture grain among the predetermined number of grain moistures detected by the moisture sensor 2 is determined to be a pity grain and the pity mixing rate is calculated, the pity mixing rate is calculated. And the configuration of the grain moisture detection method, wherein the pity mixing ratio is calculated until the average moisture value of the sample grain is detected to be equal to or more than a predetermined moisture from the lower limit of the moisture detection range of the moisture sensor 2. I do.
【００１０】[0010]
【発明の作用】穀粒乾燥機の穀粒貯留室８内へ収容され
た穀粒は、この貯留室８から穀粒乾燥室９へ繰出し流下
されて循環されながら、熱風装置４から発生する熱風が
該乾燥室９を通過することにより、この乾燥室９内を流
下中の穀粒は、この熱風に晒されて乾燥され、この乾燥
中の一部の穀粒は、水分センサ２で一粒づつ所定粒数の
水分が所定回数検出され、この所定回数毎の穀粒水分の
平均穀粒水分が算出され、この算出された平均穀粒水分
が設定した仕上目標水分に達すると、乾燥が終了したと
して穀粒の乾燥が停止される。The grains contained in the grain storage chamber 8 of the grain dryer are fed out of the storage chamber 8 to the grain drying chamber 9 and circulated, while the hot air generated from the hot air device 4 is circulated. Passes through the drying chamber 9, the grains flowing down in the drying chamber 9 are exposed to the hot air and dried, and a part of the grains during the drying is one grain by the moisture sensor 2. Each time a predetermined number of grains of water are detected a predetermined number of times, an average grain moisture of the grain moisture for each of the predetermined number of times is calculated, and when the calculated average grain moisture reaches the set finish target moisture, the drying is terminated. Then the drying of the grain is stopped.
【００１１】この乾燥作業中の青米混入率の検出は、該
水分センサ２で検出するサンプルの所定粒数の平均水分
値が、該水分センサ２の水分検出範囲の上限値より、所
定水分以下を検出すると、青米混入率の検出が開始さ
れ、該水分センサ２で検出する所定粒数毎の所定回数の
平均穀粒水分より、所定水分以上の高水分穀粒が青米と
検出され、この検出された青米の粒数によって青米混入
率が算出され、この算出された青米混入率によって、設
定された仕上目標水分値が低水分値側へ所定値補正され
る。The detection of the mixing ratio of blue rice during the drying operation is performed by determining that the average moisture value of a predetermined number of grains of the sample detected by the moisture sensor 2 is lower than the upper limit of the moisture detection range of the moisture sensor 2 by a predetermined moisture or less. Is detected, the detection of the rate of green rice mixing is started, from the average grain moisture of a predetermined number of times for each predetermined number of grains detected by the moisture sensor 2, a high moisture grain having a predetermined moisture or more is detected as blue rice, The blue rice mixing ratio is calculated based on the detected number of green rice grains, and the set finishing target moisture value is corrected to a lower moisture value by a predetermined value based on the calculated blue rice mixing ratio.
【００１２】又この乾燥作業中の粃粒混入率の検出は、
前記水分センサ２で検出するサンプルの所定粒数の平均
水分値が、該水分センサ２の水分検出範囲の下限値よ
り、所定水分以上を検出するまでは、粃粒混入率の検出
が行われ、該水分センサ２で検出する所定粒数毎の所定
回数の平均穀粒水分より、所定水分以下の低水分穀粒が
粃粒と検出され、この検出された粃粒の粒数によって粃
粒混入率が算出され、この算出された粃粒混入率によっ
て、設定された仕上目標水分値が、高水分値側へ所定値
補正されて乾燥される。Further, the detection of the pity mixing rate during the drying operation is as follows.
Until the average moisture value of the predetermined number of grains of the sample detected by the moisture sensor 2 is detected from the lower limit value of the moisture detection range of the moisture sensor 2 to the predetermined moisture or more, the detection of the pity rate is performed, From the average grain moisture of a predetermined number of times for each of a predetermined number of grains detected by the moisture sensor 2, low moisture grains having a predetermined moisture or less are detected as pity grains, and the pity mixing rate is determined by the detected number of pity grains. Is calculated, and the set finish target moisture value is corrected by a predetermined value toward the high moisture value side based on the calculated pity mixing ratio, and dried.
【００１３】[0013]
【発明の効果】この発明により、青米混入率及び粃粒混
入率を算出するときは、水分センサ２の水分検出範囲の
上限値及び下限値より、所定水分以下か、又は所定水分
以上を検出すると、青米混入率及び粃粒混入率が算出さ
れることにより、これら青米及び粃粒の混入率を正確に
算出することができて、乾燥終了後の放冷作業中の穀粒
水分の戻り及び進みを加味した乾燥を行なうことができ
て、穀粒水分の不具合の発生を防止することができた。According to the present invention, when calculating the mixing ratio of blue rice and the mixing ratio of pity grains, the water sensor 2 detects the water content below the predetermined water content or above the predetermined water content from the upper and lower limits of the water detection range. Then, by calculating the blue rice mixing ratio and the pity mixing ratio, it is possible to accurately calculate the mixing ratio of the blue rice and the pity mixing, and the water content of the grain during the cooling operation after the drying is completed. Drying in consideration of return and advance was able to be performed, and the occurrence of problems with grain moisture could be prevented.
【００１４】[0014]
【実施例】以下、本発明の一実施例を図面に基づいて説
明する。図例は、穀粒を乾燥する循環型の穀粒乾燥機１
に穀粒の水分を検出する水分センサ２及び熱風が発生す
るバーナ３等を内装した熱風装置４を装着した状態を示
すものである。An embodiment of the present invention will be described below with reference to the drawings. The figure shows a circulation type grain dryer 1 for drying grains.
1 shows a state in which a moisture sensor 2 for detecting moisture of a grain and a hot air device 4 equipped with a burner 3 for generating hot air are mounted.
【００１５】前記乾燥機１は、前後方向に長い長方形状
で機壁５上部には、移送螺旋を回転自在に内装した移送
樋６及び天井板７を設け、この天井板７下側には穀粒を
貯留する穀粒貯留室８を形成している。穀粒乾燥室９，
９は、該貯留室８下側において、左右両側の排風室１
０，１０と中央の送風室１１との間に設け、これら乾燥
室９，９下部には、穀粒を繰出し流下させる繰出バルブ
１２を夫々回転自在に軸支している。該送風室１１内に
は熱風温度を検出する熱風温センサ１３を設けている。The drying machine 1 is provided with a transfer trough 6 and a ceiling plate 7 in which a transfer spiral is rotatably mounted above a machine wall 5 in a rectangular shape which is long in the front-rear direction, and a grain is provided below the ceiling plate 7. A grain storage chamber 8 for storing grains is formed. Grain drying room 9,
9 is an exhaust chamber 1 on both the left and right sides below the storage chamber 8.
0, 10 and a central blowing chamber 11, and at the lower part of the drying chambers 9, 9 are respectively rotatably supported feed valves 12 for feeding and flowing down grains. A hot air temperature sensor 13 for detecting hot air temperature is provided in the blower chamber 11.
【００１６】集穀樋１４は、移送螺旋を回転自在に軸支
し、該各乾燥室９，９下側に設けて連通させている。前
記熱風装置４の前記バーナ３は、バーナケース１５に内
装して設け、このバーナケース１５は、前記機壁５正面
側において、前記送風室１１入口側に対応すべくこの機
壁５外側面に着脱自在に設け、又このバーナ３、前記水
分センサ２及び前記乾燥機１を張込、乾燥及び排出の各
作業別に始動及び停止操作する操作装置１６を前側の該
機壁５に着脱自在に設けている。The grain collecting gutter 14 rotatably supports a transfer spiral and is provided below each of the drying chambers 9 so as to communicate therewith. The burner 3 of the hot air device 4 is provided inside a burner case 15, and the burner case 15 is provided on the outer surface of the machine wall 5 on the front side of the machine wall 5 so as to correspond to the inlet side of the blower chamber 11. The burner 3, the moisture sensor 2 and the dryer 1 are detachably provided, and an operation device 16 for starting and stopping operations for each of the work of inserting, drying and discharging is detachably provided on the machine wall 5 on the front side. ing.
【００１７】排風機１７は、前記背面側の機壁５で、左
右の前記排風室１０，１０に連通すべく設けた排風路室
１８中央後部側排風胴１９に設け、又この背面側の機壁
５には、この排風機１７を回転駆動する排風機モータ２
０を設けている。２１は、バルブモータで前記繰出バル
ブ１２，１２を減速機構を介して回転駆動させている。The air blower 17 is provided on the rear wall 5 on the rear side of the wall 5 on the rear side, which is provided to communicate with the left and right air discharge chambers 10, 10. The air blower motor 2 for rotating and driving the air blower 17 is provided on the side wall 5.
0 is provided. Reference numeral 21 denotes a valve motor for rotating the delivery valves 12, 12 via a speed reduction mechanism.
【００１８】燃料ポンプ２２は、燃料バルブを有して、
前記バーナケース１５下板外側に設け、この燃料バルブ
の開閉により、この燃料ポンプ２２で燃料タンク２３内
の燃料を吸入して、前記バーナ３へ供給させている。送
風機２４は、上板外側に設け、変速用の送風機モータ２
５で変速回転駆動させ、供給燃料量に見合った燃焼用空
気を該バーナ３へこの送風機２４で送風させている。The fuel pump 22 has a fuel valve,
The fuel pump 22 is provided outside the lower plate of the burner case 15 to open and close the fuel valve so that the fuel in the fuel tank 23 is sucked by the fuel pump 22 and supplied to the burner 3. The blower 24 is provided on the outside of the upper plate, and the blower motor 2 for shifting is provided.
5 drives the variable speed rotation, and the combustion air corresponding to the supplied fuel amount is blown to the burner 3 by the blower 24.
【００１９】拡散盤２６は、前記移送樋６底板の前後方
向中央部で、移送穀粒を前記貯留室８へ供給する供給口
の下側に設け、該貯留室８へ穀粒を均等に拡散還元させ
ている。昇穀機２７は、前記機壁５前側外部に設けら
れ、内部にはバケットコンベア２８付ベルトを張設して
なり、上端部は、前記移送樋６始端部との間において投
出筒２９を設けて連通させ、下端部は、前記集穀樋１４
終端部との間において供給樋３０を設けて連通させてい
る。The diffusion board 26 is provided at the center in the front-rear direction of the bottom plate of the transfer gutter 6 and below the supply port for supplying the transfer kernels to the storage chamber 8, and spreads the kernels uniformly into the storage chamber 8. Is being reduced. The grain raising machine 27 is provided outside the front side of the machine wall 5, and has a belt with a bucket conveyor 28 stretched inside. The upper end of the grain raising machine 27 is provided with a discharge cylinder 29 between the transfer gutter 6 and the start end. The lower end is connected to the grain collecting gutter 14
A supply gutter 30 is provided and communicated with the terminal end.
【００２０】３５は昇穀機モータで、該バケットコンベ
ア２８付ベルト、前記移送樋６内の前記移送螺旋、前記
拡散盤２６及び前記集穀樋１４内の前記移送螺旋等を回
転駆動させている。前記水分センサ２は、前記昇穀機２
７の上下方向ほぼ中央部に設け、この水分センサ２は、
前記操作装置１６からの電気的測定信号の発信により、
水分モータ３２が回転してこの水分センサ２の各部が回
転駆動され、前記バケットコンベア２８で上部へ搬送中
に落下する穀粒を受け、繰込ロール３３と案内板３３′
とで穀粒を一粒づつ繰込み検出ロール３４，３４間で、
例えば３２粒の穀粒を挾圧粉砕して電気抵抗電圧を検出
し、この抵抗電圧を水分値に置換し、この粉砕穀粒３２
粒の平均値を算出させて一回の平均穀粒水分とし、この
検出を３回繰返して３回の平均穀粒水分を算出させ、こ
の算出の３回の平均値を検出穀粒水分として表示させて
いる。Reference numeral 35 denotes a grain raising motor, which rotationally drives the belt with the bucket conveyor 28, the transfer spiral in the transfer gutter 6, the diffusion spiral 26, and the transfer spiral in the grain collecting gutter 14, and the like. . The moisture sensor 2 includes the grain raising machine 2
7 is provided substantially at the center in the up-down direction.
By transmitting the electrical measurement signal from the operating device 16,
The moisture motor 32 is rotated to rotate and drive the components of the moisture sensor 2 to receive the grains falling during the transport to the upper portion by the bucket conveyor 28, and to feed the roll 33 and the guide plate 33 '.
And the grains are fed one by one between the detection rolls 34, 34,
For example, 32 grains are pinched and pulverized to detect an electric resistance voltage, and the resistance voltage is replaced with a moisture value.
The average value of the grains is calculated to be one average grain moisture, and this detection is repeated three times to calculate three average grain moistures, and the average value of the three calculations is displayed as the detected grain moisture. Let me.
【００２１】前記操作装置１６は、箱形状でこの箱体の
表面板には、前記乾燥機１、前記水分センサ２及び前記
バーナ３等を張込、乾燥及び排出の各作業別に始動操作
する各始動スイッチ３５、停止操作する停止スイッチ３
６、穀粒の仕上目標水分を操作位置によって設定する水
分設定抓み３７、該バーナ３から発生する熱風温度を操
作位置によって設定する穀物種類設定抓み３８及び張込
量設定抓み３９、各種表示項目をデジタル表示する表示
部４０及びモニタ表示等を設けている。The operating device 16 has a box shape, and the dryer 1, the moisture sensor 2, the burner 3 and the like are mounted on the surface plate of the box, and the starting operation is performed for each of the drying, discharging and discharging operations. Start switch 35, stop switch 3 for stopping operation
6. A moisture setting knob 37 for setting the finishing target moisture of the grain by the operation position, a grain type setting knob 38 for setting the hot air temperature generated from the burner 3 by the operation position, and an inset amount setting knob 39. A display unit 40 for digitally displaying display items, a monitor display, and the like are provided.
【００２２】制御装置４１は、前記操作装置１６内に設
けられ、前記水分センサ２及び前記熱風温センサ１３等
が検出する検出値、該各スイッチ３５，３６の操作及び
該各設定抓み３７，３８，３９の操作等が入力され、こ
れらの入力を算術論理演算及び比較演算するＣＰＵ４２
等よりなり、このＣＰＵ４２にはメモリ４３を設け、又
このＣＰＵ４２で前記各モータ２０，２１，２５，３
１，３２、前記燃料バルブ及び前記燃料ポンプ２２等を
始動、停止及び制御等を行う構成である。該各設定抓み
３７，３８，３９はロータリースイッチ方式とし、操作
位置によって所定の数値及び種類等が設定される。The control device 41 is provided in the operation device 16 and detects the values detected by the moisture sensor 2 and the hot air temperature sensor 13, etc., operates the switches 35 and 36, and sets the setting knobs 37 and 36. CPU 42 for inputting operations 38 and 39 and performing arithmetic and logical operations and comparison operations on these inputs
The CPU 42 is provided with a memory 43, and the CPU 42 controls the motors 20, 21, 25, 3
1, 32, the fuel valve, the fuel pump 22, and the like are started, stopped, and controlled. Each of the setting knobs 37, 38, and 39 is a rotary switch type, and predetermined numerical values, types, and the like are set according to operation positions.
【００２３】前記制御装置４１による穀粒水分検出制御
の内の青米検出制御は、図３の如く行われる。即ち、前
記水分センサ２が始動して穀粒水分検出がＳＴＡＲＴさ
れ（ステップ１０１）、前記検出ロール３４，３４間で
穀粒を１回に、例えば１粒づつ３２粒（Ｍ1〜Ｍｎ）の
挾圧粉砕のときの１粒ごとの電圧値が検出されて、前記
ＣＰＵ４２へ入力されて、穀粒水分値に置換され、この
３２粒（Ｍ1〜Ｍｎ）の平均穀粒水分（ＭＡ）が検出さ
れ（ステップ１０２）、上記の３２粒（Ｍ1〜Ｍｎ）の
平均穀粒水分（ＭＡ）検出が３回（Ｎ回）行われて、こ
の３回（Ｎ回）の平均穀粒水分（ＭＳ）が検出され（ス
テップ１０３）、この平均穀粒水分（ＭＳ）＋所定穀粒
水分（Ａ）と該水分センサ２の水分検出範囲の上限値
（ＭＡＸ）とが比較されて（ＭＳ）＋（Ａ）＞（ＭＡ
Ｘ）の関係であるかが検出され（ステップ１０４）、Ｎ
Ｏと検出されると青米混入率（Ｃ）が算出される。すな
わち上限値（ＭＡＸ）より所定値以下の平均穀粒水分値
（ＭＳ）を検出すると、青米混入率（Ｃ）の算出が開始
される。青米混入率（Ｃ）は（ＭＳ）＋（Ａ）より高い
穀粒水分の粒数（Ｄ）、水分検出総粒数（ＮＡ）及び定
数（Ｋ）によって、下記計算式により算出される。青米
混入率（Ｃ）＝Ｄ／Ｎ×Ｋで算出され（ステップ１０
５）、この算出青米混入率（Ｃ）が前記表示部４０へ表
示され（ステップ１０６）、ＲＥＴＵＲＮされる構成で
ある（ステップ１０７）。又（ステップ１０４）でＹＥ
Ｓと検出されると、（ステップ１０７）へ進む構成とし
ている。The green rice detection control of the grain moisture detection control by the controller 41 is performed as shown in FIG. That is, the moisture sensor 2 is started and the detection of the grain moisture is started (step 101), and the grain is detected between the detection rolls 34, 34 at one time, for example, 32 grains (M1 to Mn) one by one . The voltage value of each grain at the time of crushing is detected and input to the CPU 42 to be replaced with the grain moisture value. The average grain moisture (MA) of the 32 grains (M 1 to Mn) is calculated. The average grain moisture (MA) of the 32 grains (M 1 to Mn) is detected three times (N times), and the average grain moisture (M times) of the three grains (M times) is detected (step 102). MS) is detected (step 103), and the average grain moisture (MS) + predetermined grain moisture (A) is compared with the upper limit (MAX) of the moisture detection range of the moisture sensor 2 (MS) + (A)> (MA
X) is detected (step 104).
When O is detected, the blue rice mixing ratio (C) is calculated. That is, when the average grain moisture value (MS) that is equal to or less than the predetermined value from the upper limit value (MAX) is detected, the calculation of the blue rice mixing ratio (C) is started. The blue rice mixing ratio (C) is calculated by the following formula using the number of grains (D) of the grain moisture higher than (MS) + (A), the total number of moisture detection grains (NA) and the constant (K). The ratio of blue rice mixing (C) = D / N × K is calculated (step 10).
5) The calculated green rice mixing ratio (C) is displayed on the display unit 40 (step 106), and the system is set to RETURN (step 107). In step 104, YE
When S is detected, the process proceeds to (Step 107).
【００２４】又青米は、Ｎ回の平均穀粒水分値（ＭＳ）
＋所定穀粒水分（Ａ）以上の穀粒を青米と判定する構成
としている。この青米の混入率（Ｃ）によって設定した
仕上目標水分値が自動補正される構成としている。前記
制御装置４１による穀粒水分検出制御の内の粃粒検出制
御は、図４の如く行われる。すなわち、前記水分センサ
２が始動して穀粒水分検出がＳＴＡＲＴされ（ステップ
２０１）、前記検出ロール３４，３４間で穀粒を１回
に、例えば１粒づつ３２粒（Ｍ1〜Ｍｎ）の挾圧粉砕の
ときの１粒ごとの電圧値が検出されて、前記ＣＰＵ４２
へ入力されて、穀粒水分値に置換され、この３２粒（Ｍ
1〜Ｍｎ）の平均穀粒水分（ＭＡ）が検出され（ステッ
プ２０２）、上記の３２粒（Ｍ 1〜Ｍｎ）の平均穀粒水
分（ＭＡ）検出が３回（Ｎ回）行われて、この３回（Ｎ
回）の平均穀粒水分（ＭＳ）が検出され（ステップ２０
３）、この平均穀粒水分（ＭＳ）−所定穀粒水分（Ａ）
と該水分センサ２の水分検出範囲の下限値（ＭＩＮ）と
が比較されて、（ＭＳ）−（Ａ）＜（ＭＩＮ）の関であ
るかが検出され（ステップ２０４）、ＮＯと検出される
と粃粒混入率（Ｓ）が算出される。すなわち下限値（Ｍ
ＩＮ）より所定値以上の平均穀粒水分値（ＭＳ）を検出
までは、粃粒混入率（Ｃ）が算出される。粃粒混入率
（Ｓ）は（ＭＳ）−（Ａ）より低い穀粒水分の粒数
（Ｅ）、水分検出総粒数（ＮＡ）及び定数（Ｋ）によっ
て、下記計算式により算出される。粃粒混入率（Ｓ）＝
Ｅ／ＮＡ×Ｋで算出され（ステップ２０５）、この算出
粃粒混入率（Ｓ）が前記表示部４０へ表示され（ステッ
プ２０６）、ＲＥＴＵＲＮされる構成である（ステップ
２０７）。又（ステップ２０４）でＹＥＳと検出される
と、（ステップ２０７）へ進む構成としている。Green rice has an average grain moisture value (MS) of N times.
+ A configuration in which a grain having a predetermined grain moisture (A) or more is judged as blue rice
And Set by the mixing ratio (C) of this blue rice
The configuration is such that the finish target moisture value is automatically corrected. Said
Pity detection in control of grain moisture detection by controller 41
The control is performed as shown in FIG. That is, the moisture sensor
2 is started and the grain moisture detection is started (step
201), once the grain between the detection rolls 34, 34
For example, 32 tablets (M each)1~ Mn)
The voltage value of each particle at the time is detected, and the CPU 42
Is input to the table and replaced with the grain moisture value.
1~ Mn) is detected (step).
202), the above 32 grains (M 1~ Mn) average grain water
Minute (MA) detection is performed three times (N times), and this three times (N times)
Times) average grain moisture (MS) is detected (step 20)
3), this average grain moisture (MS) -predetermined grain moisture (A)
And the lower limit value (MIN) of the moisture detection range of the moisture sensor 2.
Are compared to find that (MS)-(A) <(MIN).
Is detected (step 204), and NO is detected.
And the pity mixing ratio (S) are calculated. That is, the lower limit (M
IN) Detect average grain moisture value (MS) above a specified value
Up to this, the pity mixing ratio (C) is calculated. Pity rate
(S) is the number of grains of grain moisture lower than (MS)-(A)
(E), moisture detection total number of grains (NA) and constant (K)
Is calculated by the following formula. Pity drop rate (S) =
It is calculated by E / NA × K (step 205).
The pity mixing rate (S) is displayed on the display unit 40 (step
Step 206), the configuration is RETURN (step
207). YES is detected in (Step 204).
And (Step 207).
【００２５】又粃粒は、Ｎ回の平均穀粒水分値（ＭＳ）
−所定穀粒水分（Ａ）以下の穀粒を粃粒と判定する構成
としている。この粃粒の混入率（Ｓ）によって設定した
仕上目標水分が自動補正される構成としている。前記制
御装置４１による穀粒水分検出制御の内の穀粒（青米、
粃粒及び整粒）の判別制御は、図５の如く行われる。即
ち、穀粒乾燥作業中であるかが検出され（ステップ３０
１）、ＮＯと検出されると（ステップ３０１）へ戻り、
ＹＥＳと検出されると、前記水分センサ２で、例えば１
粒づつ３２粒の穀粒水分が検出され（ステップ３０
２）、この３２粒の穀粒水分が３回（Ｎ回）検出され
（ステップ３０３）、ＮＯと検出されると一定時間（Ｔ
1）経過したかが検出され（ステップ３０４）、ＮＯと
検出されると（ステップ３０４）に戻り、ＹＥＳと検出
されると（ステップ３０２）へ戻る。（ステップ３０
３）でＹＥＳと検出されると、３２粒の３回（Ｎ回）の
総粒数にて穀粒（青米、粃粒及び整粒）判別処理され
（第１回）、（ステップ３０５）、この判別結果が前記
表示部４０へ表示され（ステップ３０６）、穀粒判別は
行わないで穀粒水分検出のみの水分検出処理が行われ
（ステップ３０７）、一定時間（Ｔ2）経過したかが検
出され（ステップ３０８）、ＮＯと検出されると（ステ
ップ３０７）へ戻り、ＹＥＳと検出されると、穀粒（青
米、粃粒及び整粒）判別処理され（第２回）、（ステッ
プ３０９）、初期（第１回目）の判別結果と比較され
て、初期（第１回目）の判別結果が補正され（ステップ
３１０）、この補正された判別結果が該表示部４０へ表
示される構成である（ステップ３１１）。Pity is the average grain moisture value (MS) of N times.
-A grain having a predetermined grain moisture content (A) or less is determined to be a pity grain. The finish target moisture set according to the pity mixing ratio (S) is automatically corrected. Grains (blue rice,
The discrimination control for pity and sizing is performed as shown in FIG. That is, it is detected whether a grain drying operation is being performed (step 30).
1) If NO is detected, the process returns to step 301, and
When YES is detected, for example, 1
32 grain moistures are detected for each grain (step 30)
2) The 32 grain moistures are detected three times (N times) (step 303), and when NO is detected, a certain time (T
1 ) It is detected whether or not the time has elapsed (step 304). If NO is detected, the process returns to (step 304). If YES is detected, the process returns to (step 302). (Step 30
If YES is detected in 3), the grain (blue rice, pity kernel, and sized) is discriminated by the total number of three grains (N times) of 32 grains (first cycle) (step 305). The result of this determination is displayed on the display unit 40 (step 306), and the moisture detection process is performed only for detecting the grain moisture without performing the grain determination (step 307), and a predetermined time (T 2 ) has elapsed. Is detected (step 308), and if NO is detected (step 307), the process returns to step 307. If YES is detected, the grain (blue rice, pity kernel and sized) is discriminated (second time), and ( Step 309), the initial (first) determination result is compared with the initial (first) determination result, and the initial (first) determination result is corrected (step 310), and the corrected determination result is displayed on the display unit 40. This is the configuration (step 311).
【００２６】前記制御装置４１による穀粒水分検出制御
の内の穀粒水分ばらつき検出制御は、図６の如く行われ
る。即ち、前記水分センサ２が始動して穀粒水分検出が
ＳＴＡＲＴされ（ステップ４０１）、前記検出ロール３
４，３４間で穀粒を１回に、例えば１粒づつ３２粒（Ｍ
1〜Ｍｎ）の挾圧粉砕のときの１粒ごとの電圧値が検出
されて、前記ＣＰＵ４２へ入力され、穀粒水分値に置換
され、この３２粒（Ｍ 1〜Ｍｎ）の平均穀粒水分（Ｍ
Ａ）が検出され（ステップ１０２）、上記の３２粒（Ｍ
1〜Ｍｎ）の平均穀粒水分（ＭＡ）検出が３回（Ｎ回）
行われて、この３回（Ｎ回）の平均穀粒水分（ＭＳ）が
検出され（ステップ４０３）、この平均穀粒水分（Ｍ
Ｓ）と該水分センサ２の水分検出範囲の下限値（ＭＩ
Ｎ）＋所定穀粒水分（Ａ）及び該水分センサ２の水分検
出範囲の上限値（ＭＡＸ）−所定穀粒水分（Ａ）とが比
較されて、（ＭＩＮ）＋（Ａ）＜（ＭＳ）＜（ＭＡＸ）
−（Ａ）の関係であるかが検出され（ステップ４０
４）、ＹＥＳであると検出されると穀粒のばらつき度合
（Ｂ）が算出される。ばらつき度合（Ｂ）は（ＭＳ）±
（Ａ）の範囲外の穀粒の粒数（Ｒ）、水分検出総粒数
（ＮＡ）及び定数（Ｋ）によって、下記計算式により算
出される。ばらつき度合（Ｂ）＝Ｒ／ＮＡ×Ｋで算出さ
れ（ステップ４０５）、この算出ばらつき度合（Ｂ）が
前記表示部４０へ表示され（ステップ４０６）、ＲＥＴ
ＵＲＮされる構成である（ステップ４０７）。又（ステ
ップ４０４）でＮＯと検出されると、（ステップ４０
７）へ進む構成としている。Grain moisture detection control by the controller 41
The control for detecting the variation in the grain moisture content is performed as shown in FIG.
You. That is, the moisture sensor 2 is started to detect the grain moisture.
START (step 401), the detection roll 3
4, 34 grains at one time, for example, 32 grains (M
1~ Mn) The voltage value for each grain is detected during pinching grinding
And inputted to the CPU 42 and replaced with the grain moisture value.
And these 32 grains (M 1~ Mn) average grain moisture (M
A) is detected (step 102), and the above 32 grains (M
1~ Mn) average grain moisture (MA) detection 3 times (N times)
Performed, these three times (N times) average grain moisture (MS)
Detected (step 403), and the average grain moisture (M
S) and the lower limit (MI) of the moisture detection range of the moisture sensor 2.
N) + predetermined grain moisture (A) and moisture detection of the moisture sensor 2
The upper limit value of the output range (MAX)-the ratio with the predetermined grain moisture (A)
(MIN) + (A) <(MS) <(MAX)
It is detected whether or not the relationship of (A) is satisfied (step 40).
4) If YES is detected, the degree of grain variation
(B) is calculated. The degree of variation (B) is (MS) ±
(A) Number of grains outside the range (R), total number of moisture detection grains
(NA) and constant (K), calculated by the following formula
Will be issued. Calculated from the degree of variation (B) = R / NA x K
(Step 405), the calculated variation degree (B) is
Displayed on the display unit 40 (step 406), and RET
The configuration is a URN (step 407). In addition,
If NO is detected in step 404), (step 40)
7).
【００２７】以下、上記実施例の作用について説明す
る。操作装置１６の各設定抓み３７，３８，３９を所定
位置へ操作し、乾燥作業を開始する始動スイッチ３５を
操作することにより、穀粒乾燥機１の各部、熱風装置４
のバーナ３、水分センサ２等が始動し、該バーナ３から
熱風が発生し、この熱風は、送風室１１から各穀粒乾燥
室９，９を通過して各排風室１０，１０及び排風路室１
８を経て排風機１７で吸引排風される。The operation of the above embodiment will be described below. By operating the setting knobs 37, 38, and 39 of the operating device 16 to predetermined positions and operating the start switch 35 for starting the drying operation, the components of the grain dryer 1 and the hot air device 4
The burner 3, the moisture sensor 2 and the like are started, and hot air is generated from the burner 3, and this hot air passes through the respective grain drying chambers 9, 9 from the blower chamber 11, and the respective exhaust chambers 10, 10, and the exhaust air. Airway room 1
The air is sucked and exhausted by the exhaust fan 17 through 8.
【００２８】穀粒貯留室８内へ収容された穀粒は、この
貯留室８から該各乾燥室９，９内を流下中にこの熱風に
晒されて乾燥され、各繰出バルブ１２，１２で下部へと
繰出されて流下して集穀樋１４から供給樋３０を経て昇
穀機２７内へ下部の移送螺旋で移送供給され、バケット
コンベア２８で上部へ搬送されて投出筒２９を経て移送
樋６内へ供給され、この移送樋６から拡散盤２６上へ上
部の移送螺旋で移送供給され、この拡散盤２６で該貯留
室８内へ均等に拡散還元されて循環乾燥される。The grains stored in the grain storage chamber 8 are dried by being exposed to the hot air while flowing down through the respective drying chambers 9, 9 from the storage chamber 8. It is fed to the lower part, flows down, is fed from the grain collecting gutter 14 via the supply gutter 30 into the grain raising machine 27 by the lower transfer spiral, is conveyed to the upper part by the bucket conveyor 28, and is conveyed via the ejection cylinder 29. It is supplied into the gutter 6, transferred and supplied from the transfer gutter 6 onto the diffusion plate 26 by the upper transfer spiral, and is uniformly diffused and reduced into the storage chamber 8 by the diffusion plate 26 and circulated and dried.
【００２９】前記水分センサ２で検出される穀粒水分
が、前記水分設定抓み３７を操作して設定した仕上目標
水分と同じ穀粒水分が検出されると、乾燥が終了したと
検出され、制御装置４１で自動制御して前記乾燥機１が
自動停止され、穀粒の乾燥が停止される。この乾燥作業
中の青米混入率（Ｃ）の検出は、該水分センサ２で検出
するサンプルの、例えば３２粒３回の平均水分値（Ｍ
Ｓ）が、該水分センサ２の水分検出範囲の上限値（ＭＡ
Ｘ）より、所定水分以下を検出すると、青米混入率
（Ｃ）の検出が開始され、該水分センサ２で検出する３
２粒３回の平均穀粒水分（ＭＳ）より、所定水分以上の
高水分穀粒が青米と検出され、この検出された青米の粒
数によって青米混入率（Ｃ）が算出され、この算出され
た青米混入率（Ｃ）によって、設定された仕上目標水分
値が低水分値側へ所定値補正される。When the grain moisture detected by the moisture sensor 2 is detected as the grain moisture equal to the finish target moisture set by operating the moisture setting knob 37, it is detected that the drying is completed. The dryer 1 is automatically stopped by the automatic control by the control device 41, and the drying of the grain is stopped. The detection of the rate of mixing of blue rice during the drying operation (C) is performed by measuring the average moisture value (M
S) is the upper limit value (MA) of the moisture detection range of the moisture sensor 2.
X), when the water content is equal to or less than the predetermined water content, the detection of the blue rice mixing ratio (C) is started, and the water content sensor 2 detects 3
From the average grain moisture (MS) of two grains three times, a high moisture grain having a predetermined moisture or more is detected as blue rice, and a blue rice mixing ratio (C) is calculated from the detected number of blue rice grains, Based on the calculated blue rice mixing ratio (C), the set finish target moisture value is corrected to a lower moisture value by a predetermined value.
【００３０】又この乾燥作業中の粃粒混入率（Ｓ）の検
出は、前記水分センサ２で検出するサンプルの、例えば
３２粒３回の平均水分値（ＭＳ）が、該水分センサ２の
水分検出範囲の下限値（ＭＩＮ）より、所定水分以上を
検出すると、粃粒混入率（Ｓ）の検出が開始され、該水
分センサ２で検出する３２粒３回の平均穀粒水分（Ｍ
Ｓ）より、所定水分以下の低水分穀粒が粃粒と検出さ
れ、この検出された粃粒の粒数によって粃粒混入率
（Ｓ）が算出され、この算出された粃粒混入率（Ｓ）に
よって、設定された仕上目標水分値が、高水分値側へ所
定値補正されて乾燥される。In addition, the detection of the pity mixing rate (S) during the drying operation is based on the fact that the average moisture value (MS) of, for example, 32 grains three times of the sample detected by the moisture sensor 2 is determined by the moisture content of the moisture sensor 2. When a predetermined water content or more is detected from the lower limit value (MIN) of the detection range, detection of the pity mixing rate (S) is started, and the average grain water content (M) of 32 grains detected three times by the moisture sensor 2 is determined.
From S), a low moisture grain having a predetermined water content or less is detected as a pity grain, a pity mixing rate (S) is calculated from the detected number of pity grains, and the calculated pity mixing rate (S) is calculated. ), The set finish target moisture value is corrected by a predetermined value toward the high moisture value side and dried.
図はこの発明の一実施例を示す。 FIG. 1 shows an embodiment of the present invention.
【図１】穀粒水分の粒数分布と水分検出範囲との関係
図。FIG. 1 is a diagram showing a relationship between a grain number distribution of grain moisture and a moisture detection range.
【図２】ブロック図。FIG. 2 is a block diagram.
【図３】フローチャート。FIG. 3 is a flowchart.
【図４】フローチャート。FIG. 4 is a flowchart.
【図５】フローチャート。FIG. 5 is a flowchart.
【図６】フローチャート。FIG. 6 is a flowchart.
【図７】穀粒乾燥機の一部破断せる全体側面図。FIG. 7 is a partially broken whole side view of the grain dryer.
【図８】図７のＡ−Ａ拡大断面図。FIG. 8 is an enlarged sectional view taken along the line AA of FIG. 7;
【図９】水分センサの一部の拡大正断面図。FIG. 9 is an enlarged front sectional view of a part of the moisture sensor.
【図１０】水分センサの一部の拡大側面斜視図。FIG. 10 is an enlarged side perspective view of a part of the moisture sensor.
２ 水分センサ ４ 熱風装置 ８ 穀粒貯留室 ９ 穀粒乾燥室 2 Moisture sensor 4 Hot air device 8 Grain storage room 9 Grain drying room
Claims (2)
室９へ穀粒を繰出し流下させながら、熱風装置４から発
生する熱風を該乾燥室９へ通風して乾燥すると共に、乾
燥中の穀粒水分を検出する水分センサ２を設けた穀粒乾
燥機において、該水分センサ２が検出する所定粒数の穀
粒水分の内高水分穀粒を青米と判定して青米混入率を算
出するときは、該青米混入率を算出するためのサンプル
穀粒の平均水分値が該水分センサ２の水分検出範囲の上
限値より所定水分以下を検出すると該青米混入率を算出
することを特徴とする穀粒水分検出方式。1. A hot air generated from a hot air device 4 is passed through the drying chamber 9 while being dried and dried while the grains are fed out from an upper grain storage chamber 8 to a lower grain drying chamber 9 and dried. In a grain dryer provided with a moisture sensor 2 for detecting grain moisture in the inside, a high moisture grain of a predetermined number of grain moistures detected by the moisture sensor 2 is determined to be blue rice and mixed with blue rice. When calculating the rate, when the average moisture value of the sample kernel for calculating the rate of green rice mixing is less than or equal to a predetermined level of moisture from the upper limit of the moisture detection range of the moisture sensor 2, the rate of green rice mixing is calculated. A grain moisture detection method.
室９へ穀粒を繰出し流下させながら、熱風装置４から発
生する熱風を該乾燥室９へ通風して乾燥すると共に、乾
燥中の穀粒水分を検出する水分センサ２を設けた穀粒乾
燥機において、該水分センサ２が検出する所定粒数の穀
粒水分の内低水分穀粒を粃粒と判定して粃粒混入率を算
出するときは、該粃粒混入率を算出するためのサンプル
穀粒の平均水分値が該水分センサ２の水分検出範囲の下
限値より所定水分以上を検出するまでは該粃粒混入率を
算出することを特徴とする穀粒水分検出方式。2. While feeding and flowing down the grains from the upper grain storage chamber 8 to the lower grain drying chamber 9, the hot air generated from the hot air device 4 is passed through the drying chamber 9 for drying and drying. In the grain dryer provided with the moisture sensor 2 for detecting the moisture content of the grain, the low moisture grain among the predetermined number of grain moistures detected by the moisture sensor 2 is determined to be pity grains and pity grains are mixed. When calculating the percentage, the average water value of the sample kernel for calculating the pity mixing rate is lower than the lower limit of the water detection range of the water sensor 2 until the predetermined water content is detected. The grain moisture detection method is characterized by calculating
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP04169142A JP3116567B2 (en) | 1992-06-26 | 1992-06-26 | Grain moisture detection method of grain dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP04169142A JP3116567B2 (en) | 1992-06-26 | 1992-06-26 | Grain moisture detection method of grain dryer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0611259A JPH0611259A (en) | 1994-01-21 |
| JP3116567B2 true JP3116567B2 (en) | 2000-12-11 |
Family
ID=15881069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP04169142A Expired - Fee Related JP3116567B2 (en) | 1992-06-26 | 1992-06-26 | Grain moisture detection method of grain dryer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3116567B2 (en) |
-
1992
- 1992-06-26 JP JP04169142A patent/JP3116567B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0611259A (en) | 1994-01-21 |
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