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遠端待機智慧電源供應器

2022年7月8日

實現潛在節省的巧妙方法 – 從毫安到千瓦·時

有時不顯眼的東西是保持系統安全運行並在此過程中產生重大影響的因素。例如,內部物流輸送系統中的感測器負責平穩、可靠的流程。與輸送帶不同,它們不需要太多能源,但它們仍然具有巨大的節能潛力 – 使用智慧電源供應器!

輸送系統廣泛應用於製造業,以及倉儲管理和物料管理。大量的循環和平穩的運行需要大量的感測器技術,從保護過程和人員的安全感測器,到識別系統和物體檢測技術,再到用於測量物體距離或體積的感測器。儘管用於這些目的的測量設備各不相同,但它們至少有三個共同點:它們需要 12–24 V 電源,僅在輸送機系統運行時才需要,並且它們沒有傳統的開/關開關。

手動打開和關閉數百個 RFID 系統、光電安全感測器、光學識別感測器等也不是一個好主意。這些負載透過它們的電源供應器成串地切換。當最後一個班結束或週末臨近時,輸送帶系統關閉,感測器所需的電源裝置也隨之關閉。然而,如果輸送帶或運輸系統僅閒置一兩個小時,通常的方法是簡單地保持安全、定位或識別系統通電。

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具有環保意識的公司

這種確切的方法雖然方便,但已成為一些公司的困擾:“我們在日本的一個大客戶在多個地點運行大量的輸送機系統,”WAGO 日本區域銷售經理 Yasunobu Ohta 說。“每天一次,他們在一小時的午休時間停止生產;輸送帶閒置,但它們繼續為感測器供電。管理層將此視為節省能源的機會。”

在內部優化計劃中收集了想法,很快就清楚了,輔助感測器關閉過程必須與輸送帶系統的主開關相結合:“手動關閉每個 20–24 V 的效率是低的電源裝置,然後在休息後將它們一台一台地重新打開,”Ohta 繼續說道。他們最終使用 WAGO Pro 2 電源供應器找到了一個完美的解決方案。此智慧電源裝置具有數位輸入和輸出,可用於將其置於待機模式和重新投入運行。

給每個人的自動提醒

當耦合控制器檢測到輸送帶進入手動停止時,連接的 Pro 2 透過 DO 信號進入待機模式。由於此信號可以串聯發送到其他電源,因此控制器無需分別連接到每個電源供應器;DO 信號從 Pro 2 傳遞到 Pro 2。“當使用主開關停止輸送帶時,所有 24 V 電源自動進入待機模式,並在系統啟動後立即全部重新打開再次運行,” Ohta 說明。WAGO 智慧電源供應器的可配置開啟延遲用於防止所有直流電源供應器同時開啟而造成負載峰值。

中央開關和輸送帶系統之間的耦合意味著工作人員無需考慮其他步驟。這可以防止因意外未能重新打開感測器系統而導致的安全違規和過程中斷。因此,該解決方案不僅具有可觀的潛在節省潛力,而且具有高度的使用者友好性。

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滿足節能

此應用易於執行,在許多公司中,它可以實現比乍看之下預期更多的節能效果:“由於有許多不同的感測器,因此節省的能源量取決於特定的系統,”Ohta 說明。他繼續說道:“有些感測器只需要幾毫安,有些則需要幾百毫安。但無論如何,使用的大量系統會帶來顯著的潛在節省。

讓我們看一個計算範例。如果 100 台設備消耗 100 mA 的平均電流並使用 24 V 供電,則運行一小時需要 240 Wh 的能量。在 260 個工作日內,總計 62.4 kWh/a。如果使用 800 mA 而不是 100 mA,每年的能量輸入將略低於 500 kWh – 這是一個可以毫不費力地節省下來的量。

即使是大量看似很小的步驟,也能整體節省大量能源,進而顯著減少碳排放。在任何情况下,總是歡迎既能為公司節省資金又能保護環境的解決方案。有時只需要一個想法和正確的技術,例如 WAGO Pro 2 電源供應器。

關於作者

Yasunobu Ohta 先生於 2008 年在名古屋開始了他在 WAGO 的職業生涯,名古屋是日本頂級工業中心之一,主要以汽車和機械工程行業而聞名。自 2013 年以來,他一直在東京工作,除了汽車和半導體行業的主要客戶外,還為私有化的日本國營鐵路的後繼公司提供支援。他認為 WAGO 在日本是許多領域與國內頂級競爭對手的挑戰者,很高興 WAGO 卓越的產品和協調的解決方案讓他給越來越多的客戶留下了積極的印象。

電力損失成本計算器

96.3% 效能 – 具有巨大的優勢,例如降低了能耗,進而降低二氧化碳的排放。WAGO Pro 2 電源可以為您節省多少?現在就來試試!

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讓電源通訊

WAGO Pro 2 電源供應器:控制櫃正在經歷變革,對數量和品質的要求不斷提高。更大的網路、不斷上升的能源成本和不斷增加的客製化需要更小、更經濟、更快和更靈活的控制櫃解決方案。

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