描述
采用傳統(tǒng)的繼電器控制系統(tǒng)來(lái)實(shí)現(xiàn)熱泵的控制,由于機(jī)械接觸點(diǎn)很多,接線復(fù)雜,參數(shù)調(diào)整不方便,而且機(jī)械接觸點(diǎn)的工作頻率低,容易損壞,可靠性差。采用直接數(shù)字式控制器(DDC)雖然可以減少接線,可靠性有所提高,但由于DDC其本身的抗干擾能力差、不易聯(lián)網(wǎng)、信息集成度不高和分級(jí)分步式結(jié)構(gòu)的局限性,因此,越來(lái)越不能滿足復(fù)雜多變的智能控制要求。
采用PLC來(lái)控制熱泵系統(tǒng),不僅可以通過(guò)編程實(shí)現(xiàn)復(fù)雜的邏輯控制,而且可以在很大程度上簡(jiǎn)化硬件接線,提高控制系統(tǒng)可靠性,用戶操作界面友好,信息集程度高,便于實(shí)現(xiàn)智能控制。因此,在熱泵空調(diào)領(lǐng)域,PLC控制系統(tǒng)取代DDC控制系統(tǒng)是必然趨勢(shì)。
參考文獻(xiàn)
[1]王芳,范曉偉,周光輝.我國(guó)水源熱泵研究現(xiàn)狀[J].流體機(jī)械,2003,31(4):57-59.
[2]倪龍,封家平,馬最良.地下水源熱泵的研究現(xiàn)狀與進(jìn)展[J].建筑熱能通風(fēng)空調(diào),2004,23(2):26-31.
[3]智能建筑中央空調(diào)PLC控制系統(tǒng)的設(shè)計(jì).
[4]杭州和利時(shí)自動(dòng)化有限公司.HOLLiAS-LECG3小型一體化PLC硬件手冊(cè),2006
[5]杭州和利時(shí)自動(dòng)化有限公司.HOLLiAS-LECG3小型一體化PLC軟件手冊(cè),2006
歐美品牌停產(chǎn)的,常用的“PLC”備品備件
我司產(chǎn)品應(yīng)用于以下領(lǐng)域:
1,《發(fā)電廠DCS監(jiān)控系統(tǒng)》
2,《智能平鋼化爐系統(tǒng)制造》
3,《PLC可編程輸送控制系統(tǒng)》
4,《DCS集散控制系統(tǒng)》
?
5,《智能型消防供水控制系統(tǒng)》
6,《化工廠藥液恒流量計(jì)算機(jī)控制系統(tǒng)》
7,《電氣控制系統(tǒng)》造紙,印染生產(chǎn)線,變電站綜合自動(dòng)化控制系列
本特利,英維思,伍德沃德,??怂共_、西屋、瑞恩、施耐德莫迪康、ABB、AB、西門子、摩托羅拉、GE發(fā)那科、安川、博世力士樂(lè),ACSO,力士樂(lè)等各大品牌的DCS系統(tǒng)配件,機(jī)器人系統(tǒng)配件,大型伺服系統(tǒng)備件。
xvme-976
MVME162-032
Mfg Model Qty
3Com 3C6903 1
3Com 3C6904 1
Acrom-AG IP-408 2
ACTIS LAN-12 IP-LAN-12 5
ADC OPR-PSM/AC-CB 2
Adept Technology 10330-00104 IDE 030 1
Adept Technology 10330-00200 VGB 4
Adept Technology 10330-00400 VMI 13
Adept Technology 10330-00600 VIS 21
Adept Technology 10330-00710 IDE 040 1
Adept Technology 10330-00800 DIO 1
Adept Technology 10330-10150 IDE 030 1
Adept Technology 10330-10150 IDE 030 2
Adept Technology 10330-10200 VGB 3
Adept Technology 10330-10250 VGB 4
Adept Technology 10330-11150 IDE 030 5
Adept Technology 10330-44710 IDE 040 12
Adept Technology 10332-00500 VJI 5
Adept Technology 10332-00600 VIS 8
Adept Technology 10332-00655 EVI 4
Adept Technology 10332-00712 IDE 040 22
Adept Technology 10332-00714 IDE 1
Adept Technology 10332-10250 VGB 8
Adept Technology 10332-11400 MI3 1
Adept Technology 10332-12350 IDE SIO 4
Adept Technology 10332-12400 MI6 4
Adept Technology 10332-12405 MI6 2
Adept Technology 10332-12410 MI-6e 6
Adept Technology 10332-22000 IDE SIO 1
Adept Technology 10332-31150 IDE 030 1
Adept Technology 10332-48712 IDE 1
Adept Technology 10338-53005 Dual C Amp 1
Adept Technology 10350-00100 AWC 060 1
Adept Technology 10350-01040 AWC 040 2
Adept Technology 10350-01044 AWCII 040 1
Adept Technology 10350-01060 AWC 060 4
Adept Technology 10350-01064 AWC 60 1
Adept Technology 15350-00002 FDD 1
Adept Technology 15350-00010 FDD 1
Adept Technology Dual B Amp 1
Adept Technology Dual B+Amp 1
Adept Technology MV-8 Chassis 1
Adicom A98Wireless VEB-C/N 03-000075-03 12
Agilent E5515-60159 4
Anadigicom TEL303-3 1
Antares 1397B MIL-STD-1397B 4
“Applied
Materials”AMAT-DX33-00 61-0273-31 2
“Applied
Materials”AMAT PENT P133 61-0523-34 6
Applied Materials AMAT 0660-00032 1
Applied Materials AMAT PENT P133 61-0595-40 2
“Applied
Materials”AMAT 0190-00318 4
Applied Materials Analog I/O Board 0100-00825 1
Applied Materials I/O Expansion Seriplex 0100-00372 1
Applied Materials Video Buffer 9128-93366 1
Artesyn BAJA68K BAJA40-33-32MB-4FL 20
Artesyn BajaSpan 25
Artesyn HK68/VE-GE 1439117-1 1
Artesyn QCom240 QCOM240-25-8MB-P2/P5 30
Artesyn NITRO260 0565A212-1H NITRO260-50-32M-P2 160
Artesyn NITRO40LC-25 2
Artesyn NITROCOM 185
Artesyn NitroCom Transition Module 0574A101-1B 180
Artesyn TM/BajaSpan 18
Aspect Telecommunications System Montior 6000-034 1
Aspect Telecommunications System Montior 6000-035 1
Aspect Telecommunications System Montior 6000-036 1
Atmel ATI90ICEPRO 3
Avtec Systems TM-CRC2 TMCRC2 4
Avtec Systems HSIO2 HS-IO2 4
Avtec Systems RSDEC 1
Bit 3 758-3103-009 467-1-202 WA 1
Campellix GZ-1028-1 15
CE DHVME-004A 1
CETIA VMPC4a-20-8e-02CL e-mail
Chaparral K7413 3
Cisco/Cerent AFC DC3-3 300-1562-901 4
Ciprico TM3000 2
CMS 31-50255N63 1
Cognitronics McIAS 1610/68 1
Concurrent Computer Ethernet 1
Concurrent Computer GA 5000 GA5000 1
Concurrent Computer SPDM32 1
Concurrent Computer SVBA2 1
Coyote 1005290-100 10
Coyote 10-100-09900 5
CPC CPC370 1
Credence ASL2000 Audio Video Digitizer 2
DataCell Snapper PMC 8/24 SNP-PMC-24 2














銷售熱線:18150087953