JP2637475B2 - Artificial snow and ice method - Google Patents
Artificial snow and ice methodInfo
- Publication number
- JP2637475B2 JP2637475B2 JP63143591A JP14359188A JP2637475B2 JP 2637475 B2 JP2637475 B2 JP 2637475B2 JP 63143591 A JP63143591 A JP 63143591A JP 14359188 A JP14359188 A JP 14359188A JP 2637475 B2 JP2637475 B2 JP 2637475B2
- Authority
- JP
- Japan
- Prior art keywords
- snow
- ice
- growth chamber
- artificial
- air
- 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.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 9
- 239000007921 spray Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 6
- 230000005484 gravity Effects 0.000 claims description 5
- 239000012798 spherical particle Substances 0.000 claims 1
- 239000010419 fine particle Substances 0.000 description 6
- 238000005507 spraying Methods 0.000 description 5
- 230000006378 damage Effects 0.000 description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 3
- 229920002554 vinyl polymer Polymers 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25C—PRODUCING, WORKING OR HANDLING ICE
- F25C3/00—Processes or apparatus specially adapted for producing ice or snow for winter sports or similar recreational purposes, e.g. for sporting installations; Producing artificial snow
- F25C3/04—Processes or apparatus specially adapted for producing ice or snow for winter sports or similar recreational purposes, e.g. for sporting installations; Producing artificial snow for sledging or ski trails; Producing artificial snow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25C—PRODUCING, WORKING OR HANDLING ICE
- F25C2303/00—Special arrangements or features for producing ice or snow for winter sports or similar recreational purposes, e.g. for sporting installations; Special arrangements or features for producing artificial snow
- F25C2303/048—Snow making by using means for spraying water
- F25C2303/0481—Snow making by using means for spraying water with the use of compressed air
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Description
【発明の詳細な説明】 （産業上の利用分野） 本発明は，屋外や屋内の人工ゲレンデ，或いは雪害の
シミユレーシヨン実験装置等に適用する人工降雪氷方法
に関するものである。Description: TECHNICAL FIELD The present invention relates to an artificial snowfall and ice method applied to an outdoor or indoor artificial slope, a snow damage simulation experiment apparatus, and the like.
（従来の技術） 従来の屋内人工ゲレンデで使用されている人工降雪氷
装置を第4,5,6図により説明すると，第４図の（ａ）が
ゲレンデ，（ｂ）が氷柱搬入用トラツク，（ｃ）が氷柱
搬送コンベア，（ｄ）がクラツシヤ，（ｅ）がスクレー
パーコンベア，（ｆ）（ｆ）が雪氷振分け装置，（ｇ）
（ｇ）が急勾配スクレーパーコンベア，第4,5図の
（ｈ）が複数個の雪氷散布機で，同各雪氷散布機（ｈ）
が上記ゲレンデ（ａ）の両側に間隔を置き設置されてい
る。また第５図の（ｉ）が上記雪氷散布機（ｈ）のモー
タ，第5,6図の（ｋ）が上記雪氷散布機（ｈ）のケーシ
ング，（ｇ）が同ケーシング（ｋ）内に設けた羽根車
で，同羽根車（ｇ）が上記モータ（ｉ）により駆動され
るようになっている。また（ｌ）が上記ケーシング
（ｋ）に設けた雪氷投入口，（ｍ）が上記ケーシング
（ｋ）から接線方向に延びたビニールホース，第４図の
（ｎ）が上記各雪氷振分け装置（ｆ）間に設置したベル
トコンベア，（ｏ）が上記各雪氷振分け装置（ｆ）から
上記各雪氷散布機（ｈ）に沿い設けたベルトコンベア，
（ｐ）（ｐ）がリフト乗り場，（ｑ）が上記ゲレンデ
（ａ）の各所に配置したテレビカメラ，（ｒ）がテレビ
監視システム，（ｓ）が屋内人工ゲレンデ全体の操作盤
で，氷柱をトラツク（ｂ）により搬入し，氷柱搬送コン
ベアベア（ｃ）によりクラツシヤ（ｄ）へ搬送して，こ
こで砕いて，雪氷（砕氷片）にし，次いでスクレーパー
コンベア（ｅ）→右側の雪氷振分け装置（ｆ）→右側の
ベルトコンベア（ｏ）を経て右側の各雪氷散布機（ｈ）
の雪氷投入口（ｌ）へ投入し，モータ（ｉ）により駆動
されている羽根車（ｇ）により接線方向のビニールホー
ス（ｍ）を経てゲレンデ（ａ）へ散布する。また上記ク
ラツシヤ（ｄ）により砕いた雪氷（砕氷片）を右側の雪
氷振分け装置（ｆ）→ベルトコンベア（ｎ）→左側の雪
氷振分け装置（ｆ）→左側のベルトコンベア（ｏ）を経
て左側の各雪氷散布機（ｈ）の雪氷投入口（ｌ）へ投入
し，モータ（ｉ）により駆動されている羽根車（ｇ）に
より接線方向のビニールホース（ｍ）を経てゲレンデ
（ａ）へ散布するようになっている。(Prior Art) Artificial snow ice apparatus used in a conventional indoor artificial slope will be described with reference to FIGS. 4, 5, and 6. FIG. 4 (a) shows a slope, (b) shows a truck for carrying icicles, (C) is an icicle conveyor, (d) is a crusher, (e) is a scraper conveyor, (f) and (f) are snow and ice sorting devices, and (g).
(G) is a steep scraper conveyor, and (h) in Figs. 4 and 5 are a plurality of snow and ice spreaders.
Are arranged on both sides of the slope (a) at intervals. 5 (i) shows the motor of the snow and ice spreader (h), FIGS. 5 and 6 (k) show the casing of the snow and ice spreader (h), and (g) shows the inside of the casing (k). With the impeller provided, the impeller (g) is driven by the motor (i). (L) is a snow and ice inlet provided in the casing (k), (m) is a vinyl hose extending tangentially from the casing (k), and (n) of FIG. 4 is each of the snow and ice sorting devices (f). And (o) a belt conveyor provided along each of the snow and ice dispersing machines (h) from the respective snow and ice sorting devices (f).
(P) (p) is a lift platform, (q) is a television camera arranged at each location of the above-mentioned slope (a), (r) is a television monitoring system, (s) is an operation panel of the entire indoor artificial slope, It is carried in by truck (b), transported to crusher (d) by icicle transport conveyor (c), crushed into snow and ice (crushed ice pieces), and then scraper conveyor (e) → snow and ice sorting device on the right ( f) → Each snow and ice spreader (h) on the right via the belt conveyor (o) on the right
And sprayed to the slope (a) via a tangential vinyl hose (m) by an impeller (g) driven by a motor (i). Also, the snow and ice (crushed ice pieces) crushed by the above-mentioned crusher (d) is passed through the right-hand snow and ice sorting device (f) → the belt conveyor (n) → the left-hand snow and ice sorting device (f) → the left-hand belt conveyor (o). Each snow and ice sprayer (h) is put into the snow and ice inlet (l), and is sprayed to the slope (a) via a tangential vinyl hose (m) by an impeller (g) driven by a motor (i). It has become.
（発明が解決しようとする課題） 前記第4,5,6図に示す従来の人工降雪氷装置では，氷
柱をクラツシヤ（ｄ）により砕くだけなので，氷雪とい
っても氷片に近い上に，粒子径が均一にならず，天然の
雪の感触からはほど遠くて，スキヤーに満足感を与える
ことができない。また氷柱をクラツシヤ（ｄ）により砕
くだけなので，雪氷（砕氷片）にエツジが残って，これ
がスキヤーや作業員に当たった場合，痛い重いをさせ
る。しかも雪氷（砕氷片）が大型で，重量が大きけれ
ば，傷つく危険があった。(Problems to be Solved by the Invention) In the conventional artificial snowfall ice apparatus shown in FIGS. 4, 5, and 6, the icicles are only broken by the crusher (d). The particle size is not uniform and is far from the feel of natural snow and cannot give the skier satisfaction. In addition, since the icicles are only crushed by the crusher (d), edges remain on the snow and ice (crushed ice pieces), and when they hit a skier or a worker, they are painful and heavy. Moreover, if the snow and ice (crushed ice pieces) were large and heavy, there was a risk of damage.
本発明は前記の問題点に鑑み提案するものであり，そ
の目的とする処は，略球形で粒径が略均一な天然の雪に
近い雪氷を散布することができて，天然に近い積雪状態
を現出できる上に，エツジのある大型の雪氷（砕氷片）
により発生していた障害を防止できる人工降雪氷方法を
提供しようとする点にある。The present invention has been made in view of the above problems, and has as its object to disperse snow and ice close to natural snow having a substantially spherical shape and a substantially uniform particle size, and to provide a snow condition close to the natural state. Large snow and ice (crushed ice chips) with edges
An object of the present invention is to provide an artificial snow and ice method that can prevent the obstacles caused by the snowfall.
（課題を解決するための手段） 上記目的を達成するために，本発明の人工降雪氷方法
は，冷凍機とクーラーとにより得られた−30℃〜−40℃
程度の冷気を雪氷成長チヤンバー内へ導いて，同雪氷成
長チヤンバー内に冷気流を生じさせるとともに，同雪氷
成長チヤンバー内に設けたノズルから冷水を高圧空気と
ともに噴霧し,10μ〜数十μ程度の液滴にして，これを
上記冷気流により略球形の微粒子状に凍らせ，この凍っ
た微粒子どうしを結合，成長させて，天然の雪に近い比
重と硬度とを有する人工雪氷にした後，上記雪氷成長チ
ヤンバーの散布口から大気中へ冷気流とともに散布す
る。(Means for Solving the Problems) In order to achieve the above object, an artificial snowfall ice method according to the present invention uses -30 ° C to -40 ° C obtained by a refrigerator and a cooler.
A small amount of cold air is guided into the snow and ice growth chamber to generate a cold air flow in the snow and ice growth chamber, and cold water is sprayed with high-pressure air from a nozzle provided in the snow and ice growth chamber to form a 10 μm to several tens μm The droplets are frozen into substantially spherical fine particles by the cold air flow, and the frozen fine particles are combined and grown to form artificial snow and ice having a specific gravity and hardness close to that of natural snow. Spray with cold air flow from the spray port of snow and ice growth chamber.
（作用） 本発明の人工降雪氷方法は前記のように構成されてお
り，冷凍機のクーラーとにより得られた−30℃〜−40℃
程度の冷気を雪氷成長チヤンバー内へ導いて，同雪氷成
長チヤンバー内に冷気流を生じさせる。またこのとき，
同雪氷成長チヤンバー内に設けたノズルから冷水を高圧
空気とともに噴霧し,10μ〜数十μ程度の液滴にして，
これを上記冷気流により略球形の微粒子状に凍らせ，こ
の凍った微粒子どうしを結合，成長させて，天然の雪に
近い比重と硬度とを有する人工雪氷にする。またこの人
工雪氷を上記雪氷成長チヤンバーの散布口から大気中へ
冷気流とともに散布する。(Operation) The artificial snow and ice method of the present invention is configured as described above, and is -30 ° C to -40 ° C obtained by using a cooler of a refrigerator.
A degree of cold air is introduced into the snow and ice growth chamber to generate a cold air flow within the snow and ice growth chamber. At this time,
Cold water is sprayed together with high-pressure air from a nozzle provided in the snow and ice growth chamber to form droplets of about 10μ to several tens of μ.
This is frozen into substantially spherical fine particles by the above-mentioned cold air flow, and the frozen fine particles are combined and grown to produce artificial snow and ice having a specific gravity and hardness close to that of natural snow. The artificial snow and ice is sprayed into the atmosphere from the spray port of the snow and ice growth chamber together with a cold air flow.
（実施例） 次に本発明の人工降雪氷方法の実施に適用する人工降
雪氷装置の構成例を第1,2図により説明すると，（1a）
がコンプレツサ，（1b）が空気槽，（２）が除湿槽，
（3a）が冷凍機，（3b）がクーラー，（4a）が上記空気
槽（1b）と上記除湿機（２）とを接続する配管に設けた
制御弁，（4b）が上記冷凍機（3a）と上記クーラー（3
b）とを接続する配管に設けた制御弁，（4c）が上記冷
凍機（3a）の出口と上記除湿機（２）とを接続する配管
に設けた制御弁，（５）が上記除湿機（２）及び上記ク
ーラー（3b）に接続した混合機，（６）が同混合機
（５）内に設けた気流温度計，（７）が同混合機（５）
の出口側に設け整流板，（８）が上記混合機（５）に接
続した雪氷成長チヤンバー，第1,2図の（９）が同雪氷
成長チヤンバー（８）内に設けたノズル，（10）が同ノ
ズル（９）の冷水供給管，（11）が同ノズル（９）の高
圧空気供給管，（12）が同ノズル（９）の制御空気供給
管，第１図の（13）（13）が上記雪氷成長チヤンバー
（８）内に設けた気流温度計，（15）が上記雪氷成長チ
ヤンバー（８）の散布口，（14）が同散布口（15）と上
記雪氷成長チヤンバー（８）とを接続する自在継手，
（16）が上記散布口（15）の散布方向を制御するアクチ
ユエータ，（17）が人工降雪氷装置全体を制御する制御
装置である。(Example) Next, an example of the configuration of an artificial snowfall ice apparatus applied to the implementation of the artificial snowfall ice method of the present invention will be described with reference to FIGS.
Is a compressor, (1b) is an air tank, (2) is a dehumidifying tank,
(3a) is a refrigerator, (3b) is a cooler, (4a) is a control valve provided in a pipe connecting the air tank (1b) and the dehumidifier (2), and (4b) is a refrigerator (3a). ) And the above cooler (3
b) a control valve provided on the pipe connecting the outlet of the refrigerator (3a) and the dehumidifier (2); and (5) a control valve provided on the pipe connecting the dehumidifier (2). (2) and a mixer connected to the cooler (3b), (6) is an airflow thermometer provided in the mixer (5), and (7) is a mixer (5)
A flow straightening plate provided on the outlet side of the mixer, (8) is a snow and ice growth chamber connected to the mixer (5), (9) in FIGS. 1 and 2 is a nozzle provided in the snow and ice growth chamber (8), and (10) ) Is the cold water supply pipe of the nozzle (9), (11) is the high-pressure air supply pipe of the nozzle (9), (12) is the control air supply pipe of the nozzle (9), and (13) ( 13) is an airflow thermometer provided in the snow-ice growth chamber (8), (15) is a spray port of the snow-ice growth chamber (8), (14) is a spray port (15) and the snow-ice growth chamber (8). ) And universal joint,
(16) is an actuator for controlling the spraying direction of the spraying port (15), and (17) is a control device for controlling the entire artificial snow and ice apparatus.
次に前記人工降雪氷装置の作用を具体的に説明する。
冷媒を冷凍機（3a）とクーラー（3b）との間に循環させ
て，クーラー（3b）により得られた低温空気を混合機
（５）へ導く。またコンプレツサ（1a）を駆動して空気
を空気槽（1b）内に貯え，同空気槽（1b）内に貯えた空
気を制御弁（4a）を経て除湿機（２）へ導く一方，冷凍
機（3a）から出る冷媒の一部を制御弁（4c）を経て除湿
機（２）へ導いて，空気槽（1b）からの空気を除湿した
後，混合機（５）へ導き，上記クーラー（3b）から送ら
れる低温空気と混合して，所定流量の冷気を得る。この
とき，気流温度計（６）を見ながら上記制御弁（4a）
（4b）（4c）の開度を調整して，冷気の温度を−30℃〜
−40℃程度に制御する。またこの冷気を混合機（５）の
整流板（７）から雪氷成長チヤンバー（８）内へ導い
て，同雪氷成長チヤンバー（８）内に冷気流（Ａ）を生
じさせるとともに，冷水を給水ポンプ（図示せず）→冷
水供給管（10）→ノズル（９）内へ供給する一方，高圧
空気を高圧空気供給管（11）→上記ノズル（９）内へ供
給し，同ノズル（９）から冷水を高圧空気とともに雪氷
成長チヤンバー（８）内へ噴霧して（第２図の（ｌ）参
照）,10μ〜数十μ程度の液滴（Ｂ）にし，これを上記
冷気流（Ａ）により凍らせるとともに，凍った液滴どう
しを結合させて，天然の雪に近い比重と硬度とを有する
略球形で粒径が略均一な人工雪氷に成長させた後，雪氷
成長チヤンバー（８）の散布口（15）から大気中へ冷気
流（Ａ）とともに散布する。第３図は，液滴数と粒径と
の関係を示している。このときにも，気流温度計（13）
（13）を見ながら制御弁（4a）（4b）の開度を調整し
て，冷気流（Ａ）の流量，温度を制御する。またアクチ
ユエータ（16）を操作し，散布口（15）の散布方向を制
御して，雪氷及び冷気流（Ａ）を任意の方向に散布す
る。なお制御空気供給管（12）からノズル（９）内へ供
給される制御空気は，上記のように冷水供給管（10）か
らノズル（９）内へ供給される冷水のON−OFF制御を行
う。Next, the operation of the artificial snow and ice apparatus will be specifically described.
The refrigerant is circulated between the refrigerator (3a) and the cooler (3b), and the low-temperature air obtained by the cooler (3b) is guided to the mixer (5). In addition, the compressor (1a) is driven to store air in the air tank (1b), and the air stored in the air tank (1b) is guided to the dehumidifier (2) via the control valve (4a). Part of the refrigerant flowing out of (3a) is guided to the dehumidifier (2) via the control valve (4c), and after dehumidifying the air from the air tank (1b), to the mixer (5). Mix with the low-temperature air sent from 3b) to obtain a predetermined amount of cool air. At this time, while watching the airflow thermometer (6), the control valve (4a)
(4b) Adjust the opening degree in (4c) so that the cool air temperature is
Control to about -40 ° C. The cool air is guided from the flow straightening plate (7) of the mixer (5) into the snow and ice growth chamber (8) to generate a cool air flow (A) in the snow and ice growth chamber (8), and the cold water is supplied to a water supply pump. (Not shown) → Cold water supply pipe (10) → supply into nozzle (9), while supplying high pressure air to high pressure air supply pipe (11) → into nozzle (9) Cold water is sprayed into the snow and ice growth chamber (8) together with high-pressure air (see (l) in FIG. 2) to form droplets (B) of about 10 μm to several tens of μm, which are formed by the above-mentioned cold air flow (A). Freeze and combine the frozen droplets to grow artificial snow and ice with a specific gravity and hardness close to that of natural snow and a substantially uniform particle size, and then spray the snow and ice growth chamber (8). Spray from the mouth (15) into the atmosphere together with the cold air flow (A). FIG. 3 shows the relationship between the number of droplets and the particle size. At this time, the airflow thermometer (13)
By adjusting the opening of the control valves (4a) and (4b) while watching (13), the flow rate and temperature of the cool air flow (A) are controlled. In addition, the actuator (16) is operated to control the spray direction of the spray port (15) to spray the snow and ice and the cold air flow (A) in any directions. The control air supplied from the control air supply pipe (12) into the nozzle (9) performs the ON-OFF control of the cold water supplied from the cold water supply pipe (10) into the nozzle (9) as described above. .
（発明の効果） 本発明の人工降雪氷方法は前記のように冷凍機とクー
ラーとにより得られた−30℃〜−40℃程度の冷気を雪氷
成長チヤンバー内へ導いて，同雪氷成長チヤンバーに冷
気流を生じさせるとともに，同雪氷成長チヤンバー内に
設けたノズルから冷水を高圧空気とともに噴霧し,10μ
〜数十μ程度の液滴にして，これを上記冷気流により略
球形の微粒子状に凍らせ，この凍った微粒子どうしを結
合，成長させて，天然の雪に近い比重と硬度とを有する
人工雪氷に成長させるので，略球形で粒径が略均一な天
然の雪に近い人工雪氷を雪氷成長チヤンバーの散布口か
ら大気中へ散布することができて，天然に近い積雪状態
を現出できる上に，エツジのある大型の雪氷（砕氷片）
により発生していた傷害を防止できる効果がある。(Effect of the Invention) The artificial snow / ice method of the present invention guides the cold air of about −30 ° C. to −40 ° C. obtained by the refrigerator and the cooler into the snow and ice growth chamber as described above. A cold air flow was generated, and cold water was sprayed together with high-pressure air from a nozzle provided in the snow and ice growth chamber.
A droplet of about several tens of microns, which is frozen into substantially spherical fine particles by the above-mentioned cold air flow, and the frozen fine particles are combined and grown to produce an artificial liquid having a specific gravity and hardness close to that of natural snow. Because it grows on snow and ice, artificial snow and ice close to natural snow, which is almost spherical and has a substantially uniform particle size, can be sprayed into the atmosphere from the spray port of the snow and ice growth chamber, and a snow condition close to natural can be exhibited. Large snow and ice with ice (crushed ice chips)
This has the effect of preventing injuries that have occurred.
第１図は本発明の人工降雪氷方法の実施に使用する人工
降雪氷装置の構成例を示す系統図，第２図はノズルの作
用説明図，第３図は液滴数と粒径との関係を示す説明
図，第４図は従来の人工降雪氷装置を示す斜視図，第５
図は雪氷散布機を示し斜視図，第６図は同雪氷散布機の
羽根車を示す斜視図である。 （1a）……コンプレツサ，（1b）……空気槽，（3a）…
…冷凍機，（3b）……クーラ，（4a）（4b）（4c）……
制御弁，（５）……混合機，（６）……気流温度計，
（７）……整流板，（８）……雪氷成長チヤンバー，
（９）……ノズル，（10）……冷水供給管，（11）……
高圧空気供給管，（12）……制御空気供給管，（13）…
…気流温度計，（14）……自在継手，（15）……散布
口，（16）……散布口（15）の散布方向制御用アクチユ
アータ，（17）……制御装置，（Ａ）……冷気流，
（Ｂ）……ノズル（９）からの液滴。FIG. 1 is a system diagram showing an example of the configuration of an artificial snow ice apparatus used for carrying out the artificial snow ice method of the present invention, FIG. 2 is an explanatory view of the operation of a nozzle, and FIG. FIG. 4 is a perspective view showing a conventional artificial snow ice device, and FIG.
The figure is a perspective view showing the snow and ice spreader, and FIG. 6 is a perspective view showing the impeller of the snow and ice spreader. (1a) ... compressor, (1b) ... air tank, (3a) ...
... refrigerator, (3b) ... cooler, (4a) (4b) (4c) ...
Control valve, (5) ... Mixer, (6) ... Air flow thermometer,
(7) rectifier plate, (8) snow and ice growth chamber,
(9) Nozzle, (10) Cold water supply pipe, (11)
High pressure air supply pipe, (12) ... Control air supply pipe, (13) ...
... airflow thermometer, (14) ... universal joint, (15) ... spraying port, (16) ... actuator for controlling spraying direction of spraying port (15), (17) ... control device, (A) ... ... cool airflow,
(B)... Droplets from nozzle (9).
Claims (1)
〜−40℃程度の冷気を雪氷成長チヤンバー内へ導いて，
同雪氷成長チヤンバー内に冷気流を生じさせるととも
に，同雪氷成長チヤンバー内に設けたノズルから冷水を
高圧空気とともに噴霧し,10μ〜数十μ程度の液滴にし
て，これを上記冷気流により略球形の微粒子状に凍ら
せ，この凍った微粒子どうしを結合，成長させて，天然
の雪に近い比重と硬度とを有する人工雪氷にした後，上
記雪氷成長チヤンバーの散布口から大気中へ冷気流とと
もに散布することを特徴とした人工降雪氷方法。(1) -30 ° C obtained by a refrigerator and a cooler
Guide cold air of ~ -40 ° C into the snow and ice growth chamber.
A cold air flow is generated in the snow and ice growth chamber, and cold water is sprayed together with high-pressure air from a nozzle provided in the snow and ice growth chamber to form droplets of about 10 μm to several tens of μm. Frozen into spherical particles, combine and grow the frozen particles into artificial snow and ice having specific gravity and hardness close to that of natural snow, and then cool air into the atmosphere from the spray port of the snow and ice growth chamber. An artificial snow and ice method characterized by being sprayed together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63143591A JP2637475B2 (en) | 1988-06-13 | 1988-06-13 | Artificial snow and ice method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63143591A JP2637475B2 (en) | 1988-06-13 | 1988-06-13 | Artificial snow and ice method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01312371A JPH01312371A (en) | 1989-12-18 |
| JP2637475B2 true JP2637475B2 (en) | 1997-08-06 |
Family
ID=15342289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63143591A Expired - Lifetime JP2637475B2 (en) | 1988-06-13 | 1988-06-13 | Artificial snow and ice method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2637475B2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445047B (en) * | 2015-11-12 | 2018-09-18 | 珠海格力电器股份有限公司 | Method and device for detecting dehumidification capacity of dehumidifier |
| EP3455566B1 (en) * | 2016-03-07 | 2021-08-18 | Industries SnöFlake Inc. | Conveying assembly for snowmaking apparatus |
| IT201800009796A1 (en) * | 2018-10-25 | 2020-04-25 | Technoalpin Holding - Spa | Distribution terminal for an ice and / or snow transport duct and relative system |
| CN113514235B (en) * | 2021-04-28 | 2023-05-12 | 北京建筑大学 | Nozzle for snowmaking machine and nucleon testing equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS632061U (en) * | 1986-06-24 | 1988-01-08 |
-
1988
- 1988-06-13 JP JP63143591A patent/JP2637475B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01312371A (en) | 1989-12-18 |
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