Teburin Abubuwan Ciki
Ingantaccen Haɗin Kai
85%
Inganta lokacin sarrafa biyan kuɗi
Rage Farashi
40%
Rage farashin ma'amala
Ƙimar Sarrafa Kansa
92%
Na biyan da aka biya ta hanyar sarrafa kansa
1 Gabatarwa
Masana'antar gini da injiniya ta daɗe tana bin haɗa sassan samarwa a matsayin maƙasudi mai mahimmanci don haɓaka inganci da rage farashi. Hanyoyin al'ada sun mayar da hankali kan haɗin gwiwar dabarun da haɗin gwiwa tsakanin masu ruwa da tsaki, amma galibi sun yi watsi da haɗa kwararar samfuran jiki da kwararar kuɗi. Wannan takarda tana nuna yadda kayan kuɗi na crypto na tushen blockchain zasu iya cike wannan gibi ta hanyar sanya biyan kuɗi bisa ainihin kwararar samfuran gini da kayan aiki.
2 Bayanan Baya & Bita na Adabi
2.1 Ƙalubalen Sashin Samar da Gina Gine-gine
Masana'antar gini tana fama da rarrabuwa mai yawa tare da masu ruwa da tsaki da yawa ciki har da kwangila, ƙaramin kwangila, masu kayan aiki, da cibiyoyin kuɗi. Wannan rarrabuwa yana haifar da manyan ƙalubale don haɗa sassan samar da jiki da na kuɗi. Dogaro da cibiyoyin kuɗi na ɓangare na uku yana ƙara dagula wannan haɗin, yana haifar da rashin daidaitawa tsakanin tsarin takardu da jinkirin biyan kuɗi.
2.2 Tushen Fasahar Blockchain
Fasahar Blockchain tana ba da tsarin littafin rikodin da ba za a iya canzawa ba wanda ke ba da damar ma'amaloli marasa aminci ta hanyar tabbatar da sirri. Kwangiloli masu wayo, kwangiloli masu aiwatar da kansa tare da sharuɗɗan da aka rubuta kai tsaye cikin lamba, suna ba da damar biyan kuɗi na yanayi ta atomatik bisa ga ƙa'idodin da aka ƙayyade.
3 Hanyar Bincike
3.1 Tsarin Haɗa Kayan Kuɗi na Crypto
Tsarin da aka tsara yana amfani da mahimman kayan kuɗi na crypto guda biyu: cryptocurrencies don daidaita biyan kuɗi da alamun crypto don wakiltar kadarorin jiki da haƙƙin lien. Haɗin yana aiki akan mahimman fuskoki guda biyu:
- Atomicity: Tabbatar da cewa biyan kuɗi da isar da samfurin suna faruwa a matsayin ma'amala guda ɗaya, wanda ba za a iya raba shi ba
- Granularity: Ba da damar ƙananan biyan kuɗi don ƙananan cimma burin ci gaba
3.2 Tsarin Gina Kwangila Mai Wayo
Tsarin yana amfani da kwangiloli masu wayo na tushen Ethereum waɗanda ke aiwatar da biyan kuɗi ta atomatik lokacin da aka cika sharuɗɗan da aka ƙayyade. Bayanai daga jiragen sama marasa matuka (UAVs) da na ƙasa suna ba da tabbacin ci gaba na ainihi, suna haifar da sakin biyan kuɗi ta atomatik.
4 Aiwatar da Fasaha
4.1 Tushen Lissafi
Tsarin sarrafa biyan kuɗi yana amfani da ƙirar lissafi da yawa don tabbatar da ci gaba da lissafin biyan kuɗi:
Aikin Tabbatar da Ci Gaba:
$P_v = \frac{\sum_{i=1}^{n} w_i \cdot c_i}{\sum_{i=1}^{n} w_i}$
Inda $P_v$ shine kashi na ci gaban da aka tabbatar, $w_i$ yana wakiltar ma'auni masu nauyi don abubuwa daban-daban na gini, kuma $c_i$ yana wakiltar alamun kammalawa daga bayanan na'ura.
Sharaɗin Sakin Biyan Kuɗi:
$Biyan_Kudi = \begin{cases} Ƙimar_Kwangila \cdot P_v & \text{idan } P_v \geq P_{kan_gaba} \\ 0 & \text{in ba haka ba} \end{cases}$
4.2 Aiwarar da Lambar
Mai sauƙaƙan lambar kwangila mai wayo mai zuwa tana nuna ma'anar sarrafa biyan kuɗi:
pragma solidity ^0.8.0;
contract ConstructionPayment {
address public owner;
address public contractor;
uint public contractValue;
uint public verifiedProgress;
uint public threshold = 5; // 5% progress threshold
constructor(address _contractor, uint _value) {
owner = msg.sender;
contractor = _contractor;
contractValue = _value;
}
function updateProgress(uint _progress) external {
require(msg.sender == owner, "Only owner can update progress");
verifiedProgress = _progress;
}
function releasePayment() external {
require(verifiedProgress >= threshold, "Progress below threshold");
uint paymentAmount = (contractValue * verifiedProgress) / 100;
payable(contractor).transfer(paymentAmount);
verifiedProgress = 0; // Reset for next milestone
}
}
5 Sakamakon Gwaji
5.1 Nazarin Binciken Lamarin
An tabbatar da hanyar a kan ayyukan gini na kasuwanci guda biyu ta amfani da abubuwan lura da wurin da robot ya kama. UAVs da motocin ƙasa sun tattara bayanan ci gaba, waɗanda aka sarrafa ta hanyar kwangiloli masu wayo akan blockchain na Ethereum. Gwaje-gwajen sun nuna:
- Rage lokacin sarrafa biyan kuɗi da kashi 85% idan aka kwatanta da hanyoyin al'ada
- Rage farashin ma'amala da kashi 40% ta hanyar kawar da masu shiga tsakani
- Kashi 92% na biyan da aka biya ta hanyar sarrafa kansa ba tare da tsangwama da hannu ba
5.2 Ma'aunin Aiki
An auna haɗin kwararar jiki da na kuɗi ta amfani da wasu mahimman ma'auni na aiki (KPIs):
- Daidaituwar Ci Gaba da Biyan Kuɗi: Alaƙa kashi 95% tsakanin ci gaban jiki da biyan kuɗi na kuɗi
- Ƙarshen Ma'amala: Matsakaicin mintuna 2.3 don tabbatar da biyan kuɗi sabanin kwanaki 3-5 a al'ada
- Warware Takaddama: Rage takaddamar da ke da alaƙa da biyan kuɗi da kashi 78%
6 Nazari & Tattaunawa
Wannan bincike yana gabatar da wata hanya mai ban mamaki don magance matsalar da ta daɗe ta kasance na rarrabuwar sassan samarwa a cikin gini ta hanyar fasahar blockchain. Haɗin sassan samar da jiki da na kuɗi ta amfani da kayan kuɗi na crypto yana wakiltar sauyin tsari daga tsarin biyan kuɗi na al'ada waɗanda suka dogara sosai akan masu shiga tsakani da hanyoyin tabbatar da hannu.
Gudunmawar fasaha na wannan aikin ta ta'allaka ne a cikin nuna yadda kwangiloli masu wayo za su iya sanya biyan kuɗi ta atomatik akan ingantaccen ci gaban jiki, ƙirƙirar abin da marubutan suka kira "atomicity" da "granularity" a cikin haɗin sassan samarwa. Wannan hanyar ta yi daidai da manyan abubuwan da suka faru a cikin Industry 4.0 da canjin dijital, inda fasahohi kamar na'urori masu auna firikwensin IoT da blockchain ke ƙirƙirar tsarin da ba su da kyau, masu sarrafa kansa. Hakazalika da yadda CycleGAN (Zhu et al., 2017) ya nuna fassarar hoto zuwa hoto mara kulawa, wannan binciken ya nuna yadda za a iya kafa aminci mara kulawa a cikin ma'amaloli na kuɗi ta hanyar tabbatar da sirri maimakon masu shiga tsakani na cibiyoyi.
Ƙirar lissafin da aka yi amfani da ita don tabbatar da ci gaba tana nuna fahimta mai zurfi na ƙa'idodin aunin gini. Lissafin ci gaba mai nauyi $P_v = \frac{\sum_{i=1}^{n} w_i \cdot c_i}{\sum_{i=1}^{n} w_i}$ yana nuna la'akari da mahimmancin daban-daban na abubuwa daban-daban na gini, kama da hanyoyin kulawa a cikin hanyoyin sadarwar jijiyoyi na zamani. Wannan hanyar tana magance rikitarwar aunin ci gaban gini inda sassa daban-daban ke da ƙima daban-daban da mahimmancin kammalawa.
Daga mahangar aiwatarwa, amfani da kwangiloli masu wayo na Ethereum yana ba da tushe mai ƙarfi, kodayake abubuwan da suka shafi ƙima da aka lura a cikin hanyar sadarwar Ethereum (kamar yadda aka rubuta a cikin takarda fari na Buterin's Ethereum da bincike na gaba akan ƙimar blockchain) suna gabatar da ƙalubale ga yaɗuwar amfani. Sakamakon gwaji da ke nuna ingantaccen lokacin sarrafa biyan kuɗi da kashi 85% suna da mahimmanci musamman idan aka yi la'akari da jinkirin biyan kuɗi na masana'antar gini, wanda bisa ga rahotannin masana'antu daga Dodge Data & Analytics, yawanci matsakaita ne na kwanaki 45-60.
Binciken yana ba da gudummawa ga girma na ilimi kan aikace-aikacen blockchain a cikin gini, gina aikin farko na Li et al. (2019) akan blockchain don sarrafa sassan samar da gini da kuma ƙarawa shi musamman ga haɗin kuɗi. Rage farashin da aka nuna da kashi 40% ya yi daidai da binciken McKinsey cewa blockchain zai iya rage farashin ma'amala a cikin masana'antu daban-daban da kashi 30-50%.
Duk da haka, binciken kuma ya nuna ƙalubalen da ke gudana, gami da buƙatar ingantaccen tsarin ɗaukar bayanai da kuma rashin tabbas na ka'idoji game da kayan kuɗi na crypto. Nasarar aiwatarwa yana buƙatar babban jarin farko a cikin kayayyakin more rayuwa na dijital, wanda zai iya haifar da shinge ga ƙananan kamfanonin gini. Duk da haka, ingantaccen fa'idodin da aka tabbatar a cikin ingantaccen haɗin kai da rage farashi suna ba da hujja mai ƙarfi don ci gaba da haɓakawa da amfani da waɗannan fasahohin a cikin masana'antar gini.
7 Aikace-aikacen Gaba
Tsarin haɗin kai na tushen blockchain yana da aikace-aikace masu ban sha'awa na gaba da yawa:
- Kuɗin Sashin Samarwa: Rarraba daftarin aiki ta atomatik da kuɗin sassan samarwa bisa ingantattun isarwa
- Ƙirƙirar Aikin: Raba mallakar ayyukan gini ta hanyar bayar da alamun tsaro
- Biyan Kuɗi na Ketare: Ingantaccen biyan kuɗi na ƙasa da ƙasa ba tare da jinkirin canjin kuɗi ba
- Yin Bin Ka'idoji: Yin bin ka'idojin gini da ƙa'idodi ta atomatik ta hanyar kwangiloli masu wayo
- Bin Didigin Dorewa: Cinikin carbon credit da tabbacin dorewa ta hanyar tabbatar da blockchain
8 Nassoshi
- Zhu, J. Y., Park, T., Isola, P., & Efros, A. A. (2017). Unpaired image-to-image translation using cycle-consistent adversarial networks. In Proceedings of the IEEE international conference on computer vision (pp. 2223-2232).
- Buterin, V. (2014). A next-generation smart contract and decentralized application platform. Ethereum White Paper.
- Li, J., Greenwood, D., & Kassem, M. (2019). Blockchain in the built environment and construction industry: A systematic review, conceptual models and practical use cases. Automation in Construction, 102, 288-307.
- Howard, H. C., Levitt, R. E., Paulson, B. C., Pohl, J. G., & Tatum, C. B. (1989). Computer integration: Reducing fragmentation in AEC industry. Journal of Computing in Civil Engineering, 3(1), 18-32.
- Fischer, M., Ashcraft, H. W., Reed, D., & Khanzode, A. (2017). Integrating project delivery. John Wiley & Sons.
- McKinsey & Company. (2018). Blockchain technology for supply chains—A must or a maybe?
- Dodge Data & Analytics. (2019). Improving Payment Practices in the Construction Industry.