Mfaso a Ɛwɔ TMR Mfiridwuma So Wɔ Low-Profile Tank Level Sensors Mu

Mfiridwumayɛfo taa hyia akwanside ahorow a emu yɛ den wɔ adwumayɛ mu bere a wɔresusuw nsu dodow wɔ mmeae a emu nnɔ na baabiara nni hɔ no. Mfiri ne ultrasonic sensor ahorow a wɔde di dwuma wɔ amanne kwan so no di nkogu daa wɔ tebea horow a ɛyɛ den yi mu. Standard level switches hwehwɛ sɛ wonya adan akɛse. Wɔsan nso hu amane wɔ anifuraefo a ɛho hia, anaa 'dead bands,' wɔ atare a ɛnyɛ den no atifi ne ase. Saa mfiri anohyeto ahorow yi de tumi akenkan a ɛnyɛ nokware koraa ba baabi a milimita biara ho hia. Nea eye ne sɛ, mfiridwuma a ɛkɔ anim a ɛwɔ tebea a ɛyɛ den mu di saa geometric anohyeto ahorow yi ho dwuma daa. BI TMR Level Sensor (Tunnel Magneto-Resistance) de ɔkwan foforo a ɛyɛ mmerɛw kɛse a wɔfa so si mfiri a ne bere atwam ananmu ma. Ɛde susuw pɛpɛɛpɛ soronko ma a enni ahunmu anammɔn a ɛyɛ den a ɛyɛ agyapade magnetic sensing probes. Wobɛhunu sɛdeɛ saa susudua nhyehyɛeɛ a ɛreba yi di atetesɛm nhyehyɛeɛ akwansideɛ so nkonim. Yɛbɛhwehwɛ mfiridwuma mu mfaso pɔtee a ɛwɔ TMR mfiri a wɔde di dwuma no mu. Awiei koraa no, wubesua anammɔn a mfaso wɔ so a wobɛfa so apaw adwinnade a ɛfata a wode bɛte nneɛma ase ama wo mfiridwuma mu dwumadie pɔtee bi.

Nneɛma Titiriw a Wɔde Kɔ

• TMR Sensors ma magnetic sensitivity a ɛkorɔn, na ɛma kwan ma wɔyɛ form factors nketewa kɛse a eye ma tank a ɛba fam.

• Nea ɛnte sɛ atetesɛm demmire switch ahorow no, TMR yɛ nea ɛyɛ den koraa, na eyi mfiri a ɛsɛe no fi hɔ na ɛma asetra mu ahotoso tu mpɔn.

• Ultra-low power consumption ma TMR mfiridwuma yɛ mfitiaseɛ ahwehwɛdeɛ ma battery-powered anaa wireless tank telemetry nhyehyɛeɛ.

• Nhwehwɛmu a wɔyɛ wɔ compact level sensor mu no hwehwɛ sɛ wɔkari TMR mfitiaseɛ component cost a ɛkorɔn no de toto bere tenten a wɔde siesie ne pɛpɛɛpɛyɛ mu mfasoɔ ho.

Engineering Asɛnnennen no: Level Sensing wɔ Tanks a Ɛba Fam Mu

Nnɛyi nnwinnade nhyehyɛe kɔ so piapia kɔ nneɛma nketenkete so. Ɛsɛ sɛ wɔn a wɔyɛ nneɛma no de nsukorabea gu mmeae a ɛyɛ hihiaa kɛse wɔ nnuruyɛ mfiri, kar a ɛnyɛ akwan akɛse so, ne mfiridwuma mu mfiri mu. Framing nkonimdi gyinapɛn ahorow ma a Low-Profile Tank Sensor hwehwɛ sɛ wɔhwɛ kɔ akyiri sen dimensional fit ara kwa. Ɛsɛ sɛ woma tank dodow a wotumi de di dwuma no yɛ kɛse. Ɛsɛ sɛ wokwati abɔnten sensor a ɛbɛpue. Bio nso, ɛsɛ sɛ nhyehyɛe no yɛ adwuma wɔ ɔkwan a wotumi de ho to so wɔ nsu a ɛkɔ so hwe ase ne wosow a emu yɛ den mu.

Agyapade susuw ano aduru ahorow fi awosu mu di apere sɛ wobedu saa gyinapɛn ahorow a emu yɛ den yi ho. Wɔ abakɔsɛm mu no, na mfiridwumayɛfo de wɔn ho too sensor ahorow abiɛsa titiriw so, nanso emu biara de huammɔdi mmeae a ɛho hia ba wɔ mmeae a emu nnɔ. Sɛ yɛte anohyeto ahorow a ɛwɔ agyapade mu yi ase a, yehu nea enti a nnɛyi adwini ahorow hwehwɛ sɛ wɔyɛ nsakrae titiriw wɔ mfiridwuma mu.

• Reed Switches: Saa mfiri a wɔde yɛ mfiri yi na ɛhyɛ nhyehyɛe ahorow a wɔde ayɛ agyapade dedaw so. Nanso, wɔde wɔn ho to ahwehwɛ nsukorade a ɛyɛ mmerɛw a ɛkata dade a ɛyɛ tratraa a ɛkata so so. Wɔda so ara yɛ mmerɛw kɛse sɛ mfiri bɛbrɛ na wɔabubu wɔ mfiridwuma mu wosow a ano yɛ den ase. Bio nso, demmire switches hia magnetic field kɛse na ama ayɛ adwuma. Saa ahwehwɛde yi hyɛ mfiridwumayɛfo ma wɔde magnetic floats akɛse a ɛyɛ akɛse a ɛgye nsu dodow a ɛsom bo wɔ nsukorabea nketewa mu di dwuma.

• Hall Effect Sensors: Bere a solid-state, standard Hall effect mfiri ahorow hu amane wɔ magnetic sensitivity a ɛba fam titiriw. Wɔhwehwɛ sɛ wɔbɛn magnet a ano yɛ den yiye na ama wɔatumi akyerɛw nsakrae a ɛba wɔ level mu. Saa nkate a enni hɔ yi hwehwɛ sɛ wɔde emu nneɛma akɛse di dwuma. Nea ɛho hia sen saa no, Hall sensor ahorow no twetwe ahoɔden a ɛyɛ adwuma kɛse, na ɛma nhyehyɛe ahorow a wɔde batere di dwuma no sa ntɛm.

• Ultrasonic ne Radar Scanners: Nsusuwii a ɛnyɛ nkitahodi te sɛ nea eye wɔ nsusuwii mu. Nanso, mfiri a wɔde bɔ nnyigyei ne radar hwehwɛ sɛ wɔde kwan a ɛyɛ blanking a ɛba fam koraa na ama wɔatumi adi nsɛnkyerɛnne a ɛsan ba no ho dwuma. Eyi ma mmeae akɛse a awu ba bɛn sensor no anim. Wɔ nsukorabea ahorow a emu dɔ nnu nsateakwaa 12 mu no, beae a wɔde nnyigyei a ano yɛ den a wɔde hyɛ mu no ma atare no fã a ɛwɔ soro no nyinaa yɛ nea wontumi nkenkan wɔ ɔkwan a etu mpɔn so.

Sɛnea TMR Level Sensor Di Ahunmu Anohyeto So Nkonim

Tunnel Magneto-Resistance gyina hɔ ma paradigm nsakrae wɔ magnetic field detection mu. Sɛ yɛbɛte ne bo ase a, ɛsɛ sɛ yɛkyerɛkyerɛ nea a TMR Sensor yɛ saa ankasa. Sɛ́ anka TMR de ne ho bɛto honam fam nkitahodi so no, ɛde quantum tunneling di dwuma. Ɛlektrɔnik fa akwanside a ɛyɛ teateaa yiye a ɛmma mframa nkɔ mu a wɔde ato ferromagnetic layers abien ntam mu. Sɛ magnetic field bi bɛn a, ɛsakra magnetization alignment a ɛwɔ saa layers yi mu. Saa nsakrae yi ma nsakrae kɛse ba anyinam ahoɔden a ɛko tia no mu. Nsɛnkyerɛnne a efi mu ba no ma wonya nsɛm a ɛyɛ pɛpɛɛpɛ a ɛyɛ nwonwa a ɛfa faako a magnetic field bi wɔ ho.

Mfaso titiriw a ɛwɔ so ne kɛseyɛ ne nkate a ɛyɛ soronko. TMR nneɛma no hu magnetic field a ɛyɛ mmerɛw kɛse bere a wɔde toto Hall Effect chips a wɔde di dwuma wɔ amanne kwan so ho no. Esiane sɛ ade a ɛma wohu ade no da so ara yɛ nea ɛyɛ mmerɛw kɛse nti, mfiridwumayɛfo betumi de magnet a ne kɛse yɛ ketewaa bi adi dwuma. Wɔde magnet nketenkete yi gu nsu a ɛsensɛn nsu mu nketewa mu. Wonhia magnetic kɔla a emu yɛ duru a ɛsõ dodo bio na ama woatumi akanyan akenkan.

Saa nkate a ɛtra so yi kyerɛ ase tẽẽ kɔ nhyehyɛe mu yiyedi mu. Wɔn a wɔyɛ no betumi ayɛ nneɛma a wɔde susuw nneɛma a ɛyɛ teateaa yiye a ɛkɔ so susuw nneɛma. Saa nhwehwɛmu a ɛyɛ tratraa yi hyɛ geometric anohyeto ahorow a emu yɛ den mu yiye. Wonya akenkan a ɛkorɔn a womfa tank no mu tumi mmɔ afɔre. Nhwehwɛmu no te bɛn tank no hye, na eyi mmeae akɛse a awu a ɛbata nhyehyɛe ahorow a wɔde ayɛ agyapade ho no fi hɔ wɔ ɔkwan a etu mpɔn so.

Nhwehwɛmu Nsusuwii Titiriw ma TMR Mfiridwuma

High-Resolution Nsusuwii a Ɛkɔ So

Amanne kwan so mfiri level switches ma discrete, anammɔn anammɔn akenkan. Wɔka kyerɛ wo bere a nsu du tank no fã pɔtee bi anaa fã agyiraehyɛde bi ho. Saa kwan a wɔfa so anammɔn anammɔn yi di nkogu koraa bere a wɔde nnuru dodow a wɔde ma pɛpɛɛpɛ anaasɛ wɔhwɛ aduruyɛ mu nsu so no. TMR arrays di eyi ho dwuma denam near-analog, output a ɛkɔ so a wɔde ma so. Sɛ mfiridwumayɛfo boaboa TMR nneɛma pii ano wɔ PCB a ɛyɛ tratraa so a, mmeae a ɛyɛ mmerɛw a ɛka bom no ma ɛyɛ nea ɛkɔ akyiri a ɛnyɛ den. Wo nsa ka data a ɛyɛ granular level kɛse, a ɛho hia ma dwumadie a ɛhwehwɛ sɛ wɔhwɛ atare no so pɛpɛɛpɛ.

Ultra-Low Tumi a Wɔtwetwe ma Telemetry

Tumi ho sikasɛm nhyehyɛe na ɛkyerɛ sɛnea akyirikyiri a wɔde hwɛ nneɛma so no bedi nkonim. TMR mfiridwuma yɛ adwuma wɔ nano-ampere (nA) mprempren a wɔde di dwuma no mu. Ɛhwehwɛ sɛ ahoɔden a ɛnyɛ adwuma a ɛba fam koraa sen solid-state options a ɛne wɔn ho wɔn ho di akan. Saa twetwe a ɛba fam yiye yi yɛ ade titiriw ma Intanɛt a Ɛfa Nneɛma (IoT) mfiri a wɔde batere na ɛyɛ adwuma. Wireless tank telemetry nhyehyɛe ahorow betumi akɔ so de mfe pii adi dwuma wɔ batere biako a wɔde sika gu mu so. Wɔsɔre, wɔyɛ TMR resistance no ho nhwɛso, de data packet no kɔ, na wɔsan kɔ nna a emu yɛ den mu a wɔmfa ahoɔden a ɛwɔ mu no nsɛe.

Solid-State a ɛtra hɔ kyɛ ne nea wodi so

Mfiridwuma mu gyinapɛn ahorow a wɔde di mmara so hwehwɛ sɛ wotumi gyina ano. Ɛdenam anyinam ahoɔden nkitahodi a ɛkɔ zero a wɔde di dwuma so no, TMR nhyehyɛe ahorow no nya asetra mu ahotoso a ɛso bi nni. Wɔko tia honam fam ahodwiriw a ɛtra so. Wɔtwe wɔn ho fi motor vibration a ɛkɔ so no ho. Ɛnyɛ den sɛ saa solid-state durability yi bedi asraafo, mobile mfiri, ne mfiridwuma mu gyinapɛn ahorow a emu yɛ den a ɛkyerɛ sɛ wodi mmara so no ho dwuma. Ebia mfiridwuma mu demmire nkɔnsɔnkɔnsɔn bi bedi nkogu wɔ kyinhyia ɔpepem biako akyi, nanso TMR nhyehyɛe a ɛwɔ tebea a ɛyɛ den mu kɔ so yɛ adwuma daa wɔ honam fam nhyɛso koro no ara pɛpɛɛpɛ ase.

Nokwasɛm a Wɔde Di Dwuma: Asiane ne Mfiridwuma ho Nsusuwii

Sɛ wogye ɔfã biara a ɛkɔ akyiri tom a, ɛhwehwɛ sɛ wosusuw ɛka ho a ɛda adi pefee. TMR elements taa kura mfitiaseɛ unit cost a ɛkorɔn sen standard reed chain arrays. Nanso, ɛsɛ sɛ wosɔ saa ka a wodi kan bɔ yi hwɛ mfaso a ɛwɔ so bere tenten wɔ adwumayɛ mu. Mfaso ankasa a wonya fi sika a wɔde asie mu no nam nsiesie nhyehyɛe a wɔatew so kɛse, mfiri a entumi nyɛ adwuma yiye, ne batere nkwa nna a wɔtrɛw wɔ mmeae a wɔde di dwuma wɔ akyirikyiri no so na ɛba. Woyi bere a ɛho ka yɛ den a wɔde gyae adwuma a ɛbata ahwehwɛ demmire switch a abubu a wobɛsesa ho no fi hɔ.

Ɛmfa ho mfaso horow yi no, ɛsɛ sɛ woyɛ mfiridwuma ho nhyehyɛe twa honam fam mmerɛwyɛ pɔtee bi ho hyia. Magnetic nkate a ɛtra so no yɛ adwuma sɛ nkrante a ano yɛ abien. Ɛnyɛ den sɛ abɔnten so magnetic fields a ɛyera betumi asiw TMR dwumadi kwan. Sɛ wode unit no si anyinam ahoɔden mfiri a enni ahobammɔ anaasɛ mfiridwuma mu transformer a ahoɔden kɛse wom nkyɛn tẽẽ a, dede a ɛwɔ akyi no betumi asɛe level akenkan no. Yɛtaa hu sɛ adwini akuw di mfomso a wɔtaa di sɛ wobu wɔn ani gu anyinam ahoɔden a atwa ho ahyia no so wɔ prototyping fã no mu.

Sɛnea ɛbɛyɛ a wubenya adwumayɛ a wotumi de ho to so no, ɛsɛ sɛ wode akwan a emu yɛ den a wɔfa so brɛ ɔhaw ase di dwuma. Hardware engineers de differential sensing layouts di dwuma wɔ PCB a ɛwɔ mu no so. Ɛdenam nsonsonoe a ɛda TMR chips abien a ɛbɛn ho ntam a wɔsusuw sen sɛ wɔbɛsusuw wɔn bo a ɛyɛ pɛpɛɛpɛ so no, nhyehyɛe no fi awosu mu twa dede a ɛwɔ akyi no mu. Bio nso, nnɛyi sensing units de Application-Specific Integrated Circuits (ASICs) di dwuma. Saa chips yi de algorithmic filtering a ɛkɔ akyiri di dwuma. Wɔhu nsonsonoe a ɛda magnetic float no kankan a ɛfata ne mfiridwuma mu ntwitwiridii a ɛyera ntam ntɛm ara. Ɛsɛ sɛ wo nso kyerɛ honam fam kyɛm a ɛfata wɔ probe dan no mu de hwɛ hu sɛ data no yɛ pɛ.

Compact Level Sensor a Wɔbɛhyehyɛ Tiatiaa: Anamɔn a Edi Hɔ

Sourcing nea ɛteɛ Compact Level Sensor hwehwɛ sɛ wɔyɛ adetɔnfo nhwehwɛmu a wɔyɛ no nhyehyɛe so. Ɛnyɛ wɔn a wɔyɛ no nyinaa na wɔkyekyere TMR nneɛma no pɛpɛɛpɛ. Ɛsɛ sɛ wohwehwɛ architecture a ɛboa a atwa raw sensing chips no ho ahyia no mu. Nea edi kan no, hwehwɛ sɛnea ASIC ahorow a wotumi yɛ ho nhyehyɛe wɔ hɔ. Programmability ma wo kwan ma wo calibrate sensor no ma amanne, asymmetrical tank geometries baabi a volume nnyɛ scale linearly ne sorokɔ.

Nea ɛto so abien no, hwehwɛ sɛ wɔbɔ nneɛma a atwa yɛn ho ahyia ho ban a wobetumi ada no adi. Ɛsɛ sɛ dan no kura IP67 anaa IP68 ahobanbɔ a ɛyɛ katee wɔ ɔkwan a wɔfa so kɔ mu no so. Mfiridwuma mu nsu a ano yɛ den, nnuru a ɛporɔw, ne sloshing a ɛyɛ basabasa sɛe ɛlɛtrɔnik mfiri a wɔansɔ ano yiye ntɛmntɛm. Hwɛ sɛ dan mu nneɛma no ne nnuru a ɛne nsu a wode asi w’ani so no hyia.

Awiei koraa no, hwɛ sɛnea wɔasiesie wɔn ho ama nkabom. Nnɛyi mfiridwuma mu nhyehyɛe ahorow a wɔde di dwuma no hwehwɛ sɛ wɔde dijitaal nkitahodi a ɛnyɛ den di dwuma. Hwɛ sɛ adetɔnfo no de nneɛma a ɛyɛ mmerɛw ma. Hwehwɛ analog voltage, standard I2C, SPI, anaa CAN bus compatibility a egyina wo controller architecture so. Mma mfiri a wɔde yɛ adwuma no nnyɛ nea ɛbae ara kwa. Bisa sɛ wɔmfa mfiridwuma ho nkɔmmɔ ntɛm ara. Twe nea ɔyɛɛ no ​​no nkyerɛkyerɛmu nkrataa na fa wɔn 3D CAD mfonini ahorow no kɔ wo nhyiam fael ahorow no mu tẽẽ de hwɛ sɛ geometric clearances no yɛ nokware ansa na woahyɛ bɔ sɛ wobɛtɔ ade.

Awie

TMR mfiridwuma di nsonsonoe a ɛda ahunmu anohyeto ahorow a emu yɛ den ne hia a ehia koraa sɛ wonya nsɛm a ɛyɛ pɛpɛɛpɛ kɛse ntam no ano yiye. Ɛdenam quantum tunneling effects a wɔde di dwuma so no, mprempren mfiridwumayɛfo wɔ adwinnade bi a etumi de nsu a ɛkɔ so di akyi a ɛkame ayɛ sɛ ɛne analog no di dwuma. Wo nya saa pɛpɛɛpɛyɛ yi bere a woreyɛ adwuma wɔ nano-ampere tumi sikasɛm nhyehyɛe so no. Woyi mfiridwuma mu ɔbrɛ a ɛwɔ reed switch nhyehyɛe dedaw ahorow mu no fi hɔ bere koro no ara mu.

Yɛmfa TMR nsi hɔ sɛ amansan nyinaa ahiade ma mfiridwuma mu nsukorabea kɛse biara. Mmom no, egyina hɔ ma akontaabu mu nea ɛkorɔn a wɔpaw ma mmeae a ɛba fam, a asiane kɛse wom. Sɛ nnwinnade a wɔde ayɛ agyapade no sɛe wo nsu tumi anaasɛ ɛde nhyehyɛe no mu ahotoso to asiane mu denam honam fam asɛe so a, solid-state magnetic architecture bɛyɛ nea ɛho hia. Hwɛ wo mprempren telemetry anohyeto ahorow, fa w’ahwehwɛde ahorow a ɛfa nneɛma a atwa yɛn ho ahyia a wodi so no di kan, na dan kɔ susudua nhyehyɛe a ɛyɛ den a wɔayɛ ama geometry a ɛyɛ ketewaa so.

FAQ

Asɛmmisa: Nsonsonoe bɛn na ɛwɔ TMR level sensor ne Hall effect sensor ntam?

A: TMR sensor ahorow de magnetic sensitivity a ɛkorɔn kɛse ma sen standard Hall effect mfiri ahorow. Saa nkate a ɛtra so yi ma TMR akuw ahorow no tumi de magnet nketewa koraa di dwuma, na ɛma nhwehwɛmu no nyinaa nan ase. Bio nso, TMR di ahoɔden kakraa bi, na ɛyɛ adwuma wɔ nano-ampere kwan so. Hall sensor ahorow twetwe nsu a ɛyɛ nnam a ɛkorɔn kɛse, na ɛmma ɛnyɛ nea ɛfata yiye mma akyirikyiri, batere a wɔde hwɛ akyirikyiri. TMR nso ma ɔhyew a ɛkorɔn a ɛyɛ den wɔ nneɛma a atwa yɛn ho ahyia mu nsakrae a emu yɛ den mu.

Asɛmmisa: So TMR sensor ahorow fata ma nsu a ɛyɛ nwini kɛse anaasɛ ɛyɛ mmerɛw?

A: Yiw, efisɛ ɛlɛtrɔnik nneɛma a ɛma wohu ade no da so ara tew ne ho koraa fi nsu a ɛwɔ nsɛm ho amanneɛbɔ mu no ho. TMR chips a ɛwɔ mu no nka nsu no da. Odi nkonim wɔ mmeae a ɛyɛ nwini anaasɛ ɛyɛ nwunu mu no gyina nneɛma a wɔde si dan no akyi no so koraa, te sɛ dade a ɛnyɛ den a wɔde yɛ po mu nneɛma anaa PTFE. Nea ehia ara ne sɛ wobɛyɛ abɔnten magnetic float no na ama viscous buildup no agu yiye.

Asɛmmisa: Ɔkwan bɛn so na tank sensor a ɛba fam no kwati mmeae a awu?

A: Mmeae a awu ba bere a sensor ahorow ntumi nkenkan nsu dodow a ɛbɛn tank no atifi anaa ase anohyeto no. Nkate a ɛkorɔn ma mfiridwumayɛfo tumi de TMR chips si baabi a ɛbɛn honam fam ahye koraa a ɛwɔ mu nhwehwɛmu no mu no soronko. Unit no hu magnet nketewa a ɛsensɛn nsu so ntɛm ara wɔ stroke no atifi anaa ase pɛɛ. Saa nhyehyɛe a wɔyɛ no yiye yi ma mmeae a ɛda hɔ a wontumi nkenkan no so tew yiye, na ɛma nsu dodow a wotumi susuw no yɛ kɛse.