瞬態(tai)平面熱源技術(shu)(TPS)是(shi)用(yong)於測量(liang)導熱系數的(de)壹(yi)種(zhong)新型的(de)方(fang)法(fa)，由瑞(rui)典(dian)Chalmer理(li)工大學的(de)Silas Gustafsson教(jiao)授(shou)在(zai)熱線法(fa)的(de)基礎上發(fa)展起(qi)來(lai)的(de)。它(ta)測定材料(liao)熱物(wu)性(xing)的(de)原(yuan)理(li)是基於無(wu)限(xian)大介(jie)質(zhi)中(zhong)階(jie)躍(yue)加(jia)熱的(de)圓(yuan)盤形熱源產(chan)生的(de)瞬(shun)態(tai)溫度響(xiang)應。利用(yong)熱阻性材(cai)料做(zuo)成(cheng)壹(yi)個(ge)平(ping)面的(de)探(tan)頭，同(tong)時作為(wei)熱源和(he)溫(wen)度傳(chuan)感器。合(he)金的(de)熱阻系數壹(yi)溫(wen)度和電(dian)阻的(de)關(guan)系呈(cheng)線性(xing)關(guan)系，即通過了解(jie)電阻的(de)變(bian)化可以(yi)知(zhi)道熱量(liang)的(de)損(sun)失(shi)，從而(er)反映(ying)了(le)樣品的(de)導熱性(xing)能(neng)。該方(fang)法(fa)的(de)探(tan)頭即是采(cai)用(yong)導電合(he)金經刻蝕處理(li)後(hou)形成的(de)連續(xu)雙(shuang)螺旋(xuan)結(jie)構(gou)薄(bo)片(pian)，外(wai)層為(wei)雙(shuang)層的(de)絕(jue)緣(yuan)保護層(ceng)，厚(hou)度很(hen)薄(bo)，它令(ling)探頭具(ju)有(you)壹(yi)定(ding)的(de)機(ji)械強度並(bing)保持與樣品之間(jian)的(de)電(dian)絕(jue)緣(yuan)性(xing)。在(zai)測(ce)試過程(cheng)中，探(tan)頭被(bei)放(fang)置於(yu)樣品中間(jian)進(jin)行(xing)測試(shi)。電(dian)流(liu)通過探頭時，產(chan)生壹(yi)定(ding)的(de)溫(wen)度上升，產(chan)生的(de)熱量(liang)同時向(xiang)探頭兩側的(de)樣品進行(xing)擴(kuo)散(san)，熱擴(kuo)散(san)的(de)速(su)度依(yi)賴(lai)於材(cai)料(liao)的(de)熱傳(chuan)導特性(xing)。通過記錄(lu)溫度與探頭的(de)響(xiang)應時間(jian)，由數學模型可以(yi)直接得(de)到導熱系數。

產(chan)品特點：

1、測(ce)試範(fan)圍(wei)廣泛，測(ce)試(shi)性(xing)能穩(wen)定；

2、直(zhi)接測量(liang)，測試時間(jian)5-160s左右(you)可設(she)置，能快速準確(que)的(de)測(ce)出導熱系數，節(jie)約(yue)了(le)大量(liang)的(de)時間(jian)；

3、不(bu)會(hui)和(he)靜態(tai)法(fa)壹(yi)樣受到(dao)接觸熱阻的(de)影(ying)響(xiang)；

4、無(wu)須特(te)別(bie)的(de)樣品制(zhi)備(bei)，對樣品形狀並(bing)無特(te)殊要求(qiu)，塊狀固體(ti)只(zhi)需(xu)相(xiang)對平(ping)滑(hua)的(de)樣品表面並(bing)且(qie)滿(man)足長寬至(zhi)少為(wei)探(tan)頭直(zhi)徑(jing)的(de)兩倍即可；

5、對樣品實行(xing)無損(sun)檢(jian)測(ce)，意(yi)味著樣品可以(yi)重復(fu)使(shi)用(yong)；

6、探(tan)頭采(cai)用(yong)雙螺旋(xuan)線的(de)結(jie)構(gou)進行(xing)設計(ji)，結(jie)合專屬(shu)數學模型，利(li)用(yong)核心(xin)算法(fa)對探(tan)頭上采(cai)集的(de)數據進行(xing)分析

7、樣品臺的(de)結(jie)構(gou)設計(ji)巧(qiao)妙(miao)，操(cao)作方(fang)便(bian)，適合(he)放(fang)置不(bu)同(tong)厚(hou)度的(de)樣品，同時簡(jian)潔(jie)美觀；

8、探(tan)頭上的(de)數據采(cai)集使(shi)用(yong)了進口的(de)數據采(cai)集芯片(pian)，該芯片(pian)的(de)高(gao)分辨(bian)率(lv)，能(neng)使(shi)測試(shi)結(jie)果更(geng)加(jia)準確(que)可靠(kao)；

9、主(zhu)機的(de)控制(zhi)系統使(shi)用(yong)了ARM 微處理(li)器，運算速度比(bi)傳(chuan)統的(de)微處理(li)器快，提高(gao)了系統的(de)分(fen)析處理(li)能力， 計算結(jie)果更(geng)加(jia)準確(que)；

10、儀(yi)器(qi)可用(yong)於塊狀固體(ti)、膏狀固體(ti)、顆粒狀固體(ti)、膠(jiao)體(ti)、液體(ti)、粉末(mo)、塗層、薄(bo)膜、保溫材(cai)料等(deng)熱物(wu)性(xing)參(can)數的(de)測(ce)定；

11、智能化的(de)人(ren)機界(jie)面，彩(cai)色(se)液晶屏(ping)顯示(shi)，觸摸屏(ping)控制(zhi)，操(cao)作方(fang)便(bian)簡(jian)潔(jie)；

軟(ruan)件特(te)點： 

1、支持儀(yi)器(qi)系數校(xiao)準。

2、自(zi)動(dong)計算導熱系數，熱擴(kuo)散(san)系數，相關(guan)系數，可以(yi)自(zi)動(dong)判斷結(jie)果是(shi)否符(fu)合(he)溫升。

3、曲線可以(yi)壹(yi)鍵自(zi)適應，曲線放(fang)大，縮小(xiao)，視圖(tu)拖(tuo)動。

4、支持同時打開多條曲線，且(qie)數量(liang)不(bu)受(shou)限(xian)制(zhi)。

5、可生(sheng)成報(bao)告(gao)，圖(tu)像，結(jie)果，實(shi)驗信(xin)息等，模板可自(zi)定(ding)義。

6、軟件內置試(shi)驗記(ji)錄(lu)、數據處理(li)和報(bao)告(gao)格(ge)式。

7、可到(dao)處數據，支持(chi) xls，tps,cvs,png 等格(ge)式導出，並(bing)支持(chi)對 xls，tps,cvs 等格(ge)式的(de)導入。軟件具有遠程(cheng)更新功(gong)能(neng)，可以(yi)自(zi)動(dong)獲取到新版(ban)本(ben)的(de)軟(ruan)件，直接安裝(zhuang)。

8、支持數據優化，汙(wu)點數據去除(chu)，智能化進(jin)行(xing)計算(suan)。

9、支持中文，英文， 日(ri)語，韓語切換(huan)。

某客戶產(chan)品實測(ce)

復(fu)旦大學選購(gou)我(wo)司(si)導熱系數測試儀(yi)

真(zhen)空絕(jue)熱板芯材(cai)木粉(fen)原(yuan)料(liao)的(de)隔(ge)熱性(xing)能(neng)分析

部分使(shi)用(yong)導熱系數客戶SCI論(lun)文

1、Hydrogel beads derived from chrome leather scraps for the preparation of lightweight gypsum

2、Size-controlled graphite nanoplatelets_ thermal conductivity enhancers for epoxy resin

3、Thermal, morphological, and mechanical characteristics of sustainable tannin bio-based foams reinforced with wood cellulosic fibers

4、Improved thermal conductivity of epoxy resin by graphene–nickel three-dimensional filler

5、A synergistic strategy for fabricating an ultralight and thermal insulating aramid nanofiber/polyimide aerogel 

6、Fabrication of Graphene/TiO 2 /Paraffin Composite Phase Change Materials for Enhancement of Solar Energy Efficiency in Photocatalysis and Latent Heat Storage  

7、Improved thermal conductivity of styrene acrylic resin with carbon nanotubes, graphene and boron nitride hybrid fillers

8、Preparation and characterization of paraffin/expanded graphite composite phase change materials with high thermal conductivity

9、Tailoring of bifunctional microencapsulated phase change materials with CdS/SiO2 double-layered shell for solar photocatalysis and solar thermal energy storage

10、Functional aerogels with sound absorption and thermal insulation derived from semi-liquefied waste bamboo and gelatin

11、Lamellar-structured phase change composites based on biomass-derived carbonaceous sheets and sodium acetate trihydrate for high-efficient solar photothermal energy harvest

12、Construction of double cross-linking PEG/h-BN@GO polymeric energy-storage composites with high structural stability and excellent thermal performances

13、Gelatin as green adhesive for the preparation of a multifunctional biobased cryogel derived from bamboo industrial waste

14、A novel self-thermoregulatory electrode material based on phosphorene-decorated phase-change microcapsules for supercapacitors

15、Development of poly(ethylene glycol)/silica phase-change microcapsules with well-defined core-shell structure for reliable and durable heat energy storage

16、Experimental and numerical study on heat emission characteristics of ventilated air annular in tunneling roadway

17、Construction of polyaniline/carbon nanotubes-functionalized phase-change microcapsules for thermal management application of supercapacitors

18、Mechanical, thermal and acoustical characteristics of composite board kneaded by leather fiber and semi-liquefied bamboo

19、Tuning the oxidation degree of graphite toward highly thermally conductive graphite/epoxy composites

20、Thermal self-regulatory smart biosensor based on horseradish peroxidase-immobilized phase-change microcapsules for enhancing detection of hazardous substances

21、Morphology-controlled synthesis of microencapsulated phase change materials with TiO2 shell for thermal energy harvesting and temperature regulation

22、Size-tunable CaCO3@n-eicosane phase-change microcapsules for thermal energy storage

23、High-Efficiency Preparation of Reduced Graphene Oxide by a Two-Step Reduction Method and Its Synergistic Enhancement of Thermally Conductive and Anticorrosive Performance for Epoxy Coatings

24、Temperature and pH dual-stimuli-responsive phase-change microcapsules for multipurpose applications in smart drug delivery

25、Development of Renewable Biomass-Derived Carbonaceous Aerogel/Mannitol Phase-Change Composites for High Thermal-Energy-Release Efficiency and Shape Stabilization

26、Immobilization of laccase on phase-change microcapsules as self-thermoregulatory enzyme carrier for biocatalytic enhancement

27、Microencapsulating n-docosane phase change material into CaCO3/Fe3O4 composites for high-efficient utilization of solar photothermal energy

28、Integration of Magnetic Phase-Change Microcapsules with Black Phosphorus Nanosheets for Efficient Harvest of Solar Photothermal Energy

29、Surface construction of Ni(OH)2 nanoflowers on phase-change microcapsules for enhancement of heat transfer and thermal response

30、Design and fabrication of bifunctional microcapsules for solar thermal energy storage and solar photocatalysis by encapsulating paraffin phase change material into cuprous oxide

31、Design and construction of mesoporous silica/n-eicosane phase-change nanocomposites for supercooling depression and heat transfer enhancement

32、Development of reversible and durable thermochromic phase-change microcapsules for real-time indication of thermal energy storage and management

33、Nanoflaky nickel-hydroxide-decorated phase-change microcapsules as smart electrode materials with thermal self-regulation function for supercapacitor application

34、Biodegradable wood plastic composites with phase change microcapsules of honeycomb-BN-layer for photothermal energy conversion and storage

35、Hierarchical microencapsulation of phase change material with carbon-nanotubes/polydopamine/silica shell for synergistic enhancement of solar photothermal conversion and storage

36、Molecularly Imprinted Phase-Change Microcapsule System for Bifunctional Applications in Waste Heat Recovery and Targeted Pollutant Removal

37、Pomegranate-like phase-change microcapsules based on multichambered TiO2 shell engulfing multiple n-docosane cores for enhancing heat transfer and leakage prevention

38、Innovative Integration of Phase-Change Microcapsules with Metal–Organic Frameworks into an Intelligent Biosensing System for Enhancing Dopamine Detection

39、Morphology-controlled fabrication of magnetic phase-change microcapsules for synchronous efficient recovery of wastewater and waste heat

40、Polyimide/phosphorene hybrid aerogel-based composite phase change materials for high-efficient solar energy capture and photothermal conversion